eight different names were put into a hat. A name is chosen 124 times and the name fred is chosen 17 times. What is the experimental probability of the name fred being chosen? What is the theoretical probability of the namedred being chosen? Use pencil and paper. Explain how each probability would change if the number of names in the hat were different.
The answer of given Theoretical Probability Question is 0.1379 , 0.125
Experimental probability of the name Fred being chosen = number of times Fred is chosen / total number of trials
= 17/124
= 0.1379 (rounded to four decimal places)
Theoretical probability of the name Fred being chosen = number of outcomes in which Fred is chosen / total number of possible outcomes
Since there are eight different names in the hat, the total number of possible outcomes is 8. The number of outcomes in which Fred is chosen is 1 (since there is only one Fred in the hat).
Therefore, the theoretical probability of Fred being chosen is:
1/8 = 0.125 (rounded to three decimal places)
If the number of names in the hat were different, both the experimental and theoretical probabilities would change.
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which continent do you think I live in
for each situation, determine taxable income, assuming pretax accounting income is $100 million
Answer:
Temporary Differences Reported First on: The Income Statement The Tax Return Revenue Expense Revenue Expense1) $272) $273) $274) $275) $22 $276) $27 $227) $22 $27 $178) $22 $27 $12 $17Taxable Income assuming pretax accounting income is $100 million1) Pretax Income - Revenue = $100m - $27m = $73m2) Pretax Income + Expense = $100m + $27m = $127m3) Pretax Income + Revenue Return = $100m + $27m = $127m4) Pretax Income - Expense Return = $100m - $27m = $73m5) Pretax Income - Revenue + Expense = $100m - $22m + $27m = $105m6) Pretax Income + Expense + Revenue Return = $100m + $27m + $22m = $149m7) Pretax Income - Revenue + Expense - Expense Return = $100m - $22m + $27m - $17m = $88m8) Pretax Income - Revenue + Expense + Revenue Return - Expense Return = $100m - $22m + $27m + $12m- $17m = $100m
Step-by-step explanation:
First, return is added to differentiate revenue and expense from the tax return from that of the income statement.Temporary difference is defined as the difference between the tax and financial reporting bases of assets and liabilities. These differences can result in taxable or deductible amounts in future years (deferred tax assets or liabilities).For each scenario, temporal difference of revenue reported first in the income statement is deducted from the pretax accounting income while expenses are added back to the pretax accounting income.For temporal differences from the tax return, the revenue is added to the pretax accounting income while expenses are deducted.
H 18. Of the 650 students at Westmoreland Junior High, 4 will receive a perfect attendance award. How many students will receive the award?
The number of students that will receive the attendance award is 26. The correct option is a.
What is the percentage?A % is a quantity or ratio that, in mathematics, represents a portion of one hundred. A dimensionless relationship between two numbers can be represented in a variety of ways, such as through ratios, fractions, and decimals.
We must first ascertain how many students will be recognized. We can achieve this by dividing the overall number of students (650) by the proportion of recipients (4%). 650 x 0.04 = 26 Hence, 26 kids will be recognized for their flawless attendance.
According to the given conditions, 650 students and 4 will receive a perfect attendance award.
650 x 4% = 26
Therefore, the correct option is a, 26.
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The options are:
26
25
24
23
Which of the following has the correct factored form AND the correct
solutions for the quadratic equation?
x²2x-3=0
(x − 1) (x+3) = 0 AND x = −1 and x = 3
(x + 1) (x − 3) = 0 AND x = −1 and x = 3
(x − 1) (x+3) = 0 AND x = 1 and x = −3
(x + 1)(x-3) = 0 AND x = 1 and x = −3
x²=22.136
Its the last one
The manufacturer of a gift box designs a box with length and width each twice as long as its height. Find a formula that gives the height h of the box in terms of its volume V. Then give the length of the box if the volume is
640 cm3.
Enter your answer.
CHECK ANSWER
According to the solution we have come to find that, the length of the box is [tex](V/2)^{1/3}[/tex].
what is volume?
Volume is the measure of the amount of space occupied by a three-dimensional object or region of space. It is typically measured in cubic units, such as cubic meters (m³), cubic centimeters (cm³), or cubic feet (ft³), depending on the unit of length used to measure the dimensions of the object. The formula for calculating the volume of a geometric shape depends on the shape, but generally involves multiplying the dimensions of the shape together, such as the length, width, and height of a rectangular prism, or the radius and height of a cylinder.
Let's start by defining the variables:
Let's call the height of the box "h".
The length and width are each twice as long as the height, so we can write: length = 2h and width = 2h.
The volume of the box is given as "V".
We can use the formula for the volume of a rectangular box to write:
V = length × width × height
V = (2h) × (2h) × h
V = 4h^3
Now we can solve for h in terms of V:
4h³ = V
h³ = V/4
h = [tex](V/4)^{(1/3)[/tex]
This gives us the formula for the height of the box in terms of its volume V.
If we are given the volume V and asked to find the length of the box, we can use the formula for length in terms of height:
length = 2h
length = 2(V/4[tex])^{(1/3)[/tex]
length = (2V/4[tex])^{(1/3)[/tex]
length = (V/2[tex])^{(1/3)[/tex]
So, the length of the box is [tex](V/2)^{1/3}[/tex].
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Need help with this appreciated if you help
Answer:
Step-by-step explanation:
Bing chilling
Answer: The answer is 169
Step-by-step explanation:
Add 8 + 3, then subtract that from 180 to get 169 :)
determine what type of transformation is represented
The type of transformation represented in the figure is the translation transformation i.e. (c) none of these
Identifying the type of transformation representedGiven the triangles ABC and A'B'C'
The transformation between the triangles is translation
The translation transformation is a type of transformation that moves an object without changing its size, shape, or orientation.
This transformation involves sliding an object in a particular direction by a certain distance, either horizontally or vertically.
In this case, the direction is horizontally and vertically
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2. Evaluate the logarithmic expression using properties of logs and the change of base formula
Expression
a. log5.625
b. log6.4 +log6.12
c. log3.9^4
(i put a period after a imaginary number)
The expressions can be written as :a. log5.625 ≈ 0.75.
b. log6.4 + log6.12 ≈ 1.67.
c. log3.9^{4} ≈ 2.47.
What is logarithm function?
A logarithm function is a mathematical function that determines the power to which a fixed number, called the base, must be raised to produce a given value and The logarithm function is the inverse of the exponential function. The most commonly used base for logarithmic functions is 10 (log base 10), but other bases such as 2 (log base 2) and the natural logarithm base e (ln) are also used.
a. Since there is no base specified, we assume the base to be 10 by default. Therefore, we can write:
log5.625 = log(5625/1000)
Using the property log(a/b) = log(a) - log(b), we can simplify this expression to:
log5.625 = log(5625) - log(1000)
Using the change of base formula, we can convert the logs to a common base, such as 2 or e:
log5.625 = log(5625)/log(10) - log(1000)/log(10)
Evaluating the logs using a calculator or by simplifying, we get:
log5.625 ≈ 0.75
Therefore, log5.625 ≈ 0.75.
b. Using the property log(a) + log(b) = log(ab), we can simplify the expression:
log6.4 + log6.12 = log(6.4 × 6.12)
Using the change of base formula, we can convert this to a common base:
log6.4 + log6.12 = log(6.4 × 6.12)/log(10)
Evaluating the log using a calculator or by multiplying 6.4 and 6.12 and simplifying, we get:
log6.4 + log6.12 ≈ 1.67
Therefore, log6.4 + log6.12 ≈ 1.67.
c. Using the property log(a^{n}) = n log(a), we can simplify the expression:
log3.9^{4} = 4 log3.9
Using the change of base formula, we can convert this to a common base:
log3.9^{4} = 4 log(3.9)/log(10)
Evaluating the log using a calculator or by simplifying, we get:
log3.9^{4} ≈ 2.47
Therefore, log3.9^{4} ≈ 2.47.
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David's mother flew on a plane for a business trip. The plane averaged 500 miles per hour for the entire 1,250-mile flight. The plane was 45 minutes on the runway. How many hours did David's mother spend on the plane?
Answer:
3.25 hours
Step-by-step explanation:
1250 miles / (500 miles/hour) = 2.5 hours
45 minutes × (1 hour)/(60 minutes) = 0.75 hours
2.5 hours + 0.75 hours = 3.25 hours
Answer: 3.25 hours
Lamonte was driving down a road and after 4 hours he had traveled 62 miles. At this speed, how many hours would it take Lamonte to drive 93 miles?
The time taken by the Lamonte would be 6 hours to drive 93 miles at a speed of 15.5 miles per hour.
How to calculate the time ?We can use the following formula to answer this question:
rate x time = distance
We know Lamonte drove 62 miles in four hours, so we can use that to calculate his speed:
62 miles = rate multiplied by 4 hours
When we solve for the rate, we get:
rate = 62 miles divided by 4 hours equals 15.5 miles per hour
We can now use this rate to calculate how long it would take Lamonte to drive 93 miles:
93 miles = time x rate
Substituting the recently discovered rate yields:
93 miles = 15.5 miles per hour multiplied by time
When we solve for time, we get:
time = 93 miles / 15.5 miles per hour = 6 hours
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anna uses $25 to open a savings account. The function a(t) models the amount of money, a in her account, where t is the number of years since the account was opened. which function models the situation if her account earns 2.5% interest per year
The formula can also be written as: a(n) = 25(1.025)ⁿ where 1.025 is the factor by which the initial amount is multiplied after each year of interest.
What is function?In mathematics, a function is a rule that assigns each input (or element of the domain) a unique output (or element of the range). It is a mathematical object that takes an input and produces an output based on a specified rule or set of rules. A function can be represented in different ways, such as by an equation, a graph, or a table of values. The most common notation for a function is f(x), where x is the input and f(x) is the corresponding output. Functions are used to describe relationships between quantities in various fields of mathematics and science, such as in calculus, linear algebra, statistics, physics, and engineering. They are also used in modeling real-world situations and solving problems in many areas, including finance, economics, and computer science.
Here,
The formula for calculating the amount of money in Anna's savings account with an initial deposit of $25 and 2.5% annual interest rate, compounded annually, is:
a(n) = 25(1 + 0.025)ⁿ
where t is the number of years since the account was opened.
This is the formula for calculating the future value of a present sum using compound interest formula.
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Complete question:
anna uses $25 to open a savings account. The function a(t) models the amount of money, a in her account, where t is the number of years since the account was opened. create a function that models the situation if her account earns 2.5% interest per year.
The population of a bacteria culture with an initial population of 3000 being treated with a new antibiotic can be modeled by
N = 3000e0.5t
where N is the number of bacteria present and + is the time in hours since the treatment began. In how many hours will the culture have a count of 1200? Round the answer to the nearest tenth.
The culture will have a count of 1200 after approximately 2.77 hours. Rounded to the nearest tenth, this is 2.8 hours.
What is equations?
Equivalent equations are algebraic equations that are having identical roots or solutions.
We can solve for the time "t" by substituting the given count of 1200 into the equation and solving for "t":
[tex]1200 = 3000e^{(0.5t)}[/tex]
Divide both sides by 3000 to get:
[tex]0.4 = e^{(0.5t)}[/tex]
Take the natural logarithm of both sides to isolate the exponent:
ln(0.4) = 0.5t
Solve for "t" by dividing both sides by 0.5:
[tex]t = (ln(0.4))/0.5 = 2.77 hours[/tex]
Therefore, the culture will have a count of 1200 after approximately 2.77 hours.
[tex]1200 = 3000e^{(0.5t)}[/tex]
Divide both sides by 3000 to get:
[tex]0.4 = e^{(0.5t)}[/tex]
Take the natural logarithm of both sides to isolate the exponent:
ln(0.4) = 0.5t
Solve for "t" by dividing both sides by 0.5:
[tex]t = (ln(0.4))/0.5 = 2.77 hours[/tex]
Therefore, the culture will have a count of 1200 after approximately 2.77 hours. Rounded to the nearest tenth, this is 2.8 hours.
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I need to know the slope intercept form of the graph
Step-by-step explanation:
Find slope using the two points ( y1-y2) / ( x1-x2) = (-1-3) / (-3-3) = 2/3
y = 2/3 x + b b is the y-axis intercept = 1
y = 2/3 x + 1
-15>-11+w solve inequality for W
Answer:
Starting with:
-15 > -11 + w
Add 11 to both sides:
-15 + 11 > w
Simplifying:
-4 > w
Therefore, the solution for the inequality -15 > -11 + w, when solved for w, is:
w < -4
If -26+z=15,what is the value is z?
Answer: 41
Step-by-step explanation:
-26+z =1 5
z= 15+26
z= 41
Answer:
z = 41
Step-by-step explanation:
-26 + z = 15. | + 26
-26 + z + 26 = 15 + 26
z = 41
A plane rises from take-off and flies at an angle of 15° with the horizontal runway. Find the
distance that the plane has flown when it has reached an altitude of 300 feet. Round your answer
the nearest whole number.
As we are looking for the distance to the nearest whole number, we can round this answer to 517 feet. This means that when the plane has reached an altitude of 300 feet, it has flown a distance of 517 feet.
To find the distance that the plane has flown when it has reached an altitude of 300 feet, we can use the formula d = x * tan(a) where d is the distance, x is the altitude, and a is the angle. We are given the altitude of 300 feet and the angle of 15°. Plugging those values into the formula, we get d = 300 * tan(15°) = 517.4 feet. Rounding this to the nearest whole number, we get 517 feet.
To find the distance that the plane has flown when it has reached an altitude of 300 feet, we can use the formula d = x * tan(a). This equation is derived from the Pythagorean Theorem, where d is the distance, x is the altitude, and a is the angle. We are given the altitude of 300 feet and the angle of 15°, so we can plug these values into the equation. When we do this, we get d = 300 * tan(15°) = 517.4 feet. As we are looking for the distance to the nearest whole number, we can round this answer to 517 feet. This means that when the plane has reached an altitude of 300 feet, it has flown a distance of 517 feet.
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A corner table is shape of isosceles right triangle if hypotenuse is 12 what is the length of each side
The length of each leg of an isosceles right triangle with a hypotenuse of 12 inches is approximately 8.49 inches.
In an isosceles right triangle, the two legs are congruent, so let's call the length of each leg "x". Then, using the Pythagorean theorem, we can write:
[tex]x^2 + x^2 = 12^2[/tex]
Simplifying the left side, we get:
[tex]2x^2 = 144[/tex]
Dividing both sides by 2, we get:
[tex]x^2 = 72[/tex]
Taking the square root of both sides, we get:
x = sqrt(72)
We can simplify this by factoring 72 as 36 * 2:
x = sqrt(36 * 2)
Taking the square root of 36, we get:
x = 6 * sqrt(2)
So each leg of the isosceles right triangle is approximately 8.49 inches long (rounded to two decimal places).
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The hypotenuse of an isosceles right triangle is 12 inches. What is the length of each leg?
A quality assurance check is 91% accurate for non-defective devices and 97% accurate for defective devices. Of the devices checked, 84% are not defective. What is the probability of an incorrect conclusion? Round your answer to the nearest tenth of a percent.
Answer: To solve the problem, we can use Bayes' theorem. Let D be the event that a device is defective, and let A be the event that the quality assurance check concludes that a device is defective.
We want to find P(A and not D) + P(not A and D), which represents the probability of an incorrect conclusion.
We know that P(D) = 1 - P(not D) = 1 - 0.84 = 0.16, and that P(A | not D) = 0.03 and P(A | D) = 0.97.
Using Bayes' theorem, we can compute:
P(not A | not D) = 1 - P(A | not D) = 1 - 0.03 = 0.97
P(not A | D) = 1 - P(A | D) = 1 - 0.97 = 0.03
Therefore,
P(A and not D) = P(not D) * P(A | not D) = 0.84 * 0.03 = 0.0252
P(not A and D) = P(D) * P(not A | D) = 0.16 * 0.03 = 0.0048
So the probability of an incorrect conclusion is:
P(A and not D) + P(not A and D) = 0.0252 + 0.0048 = 0.03
Therefore, the probability of an incorrect conclusion is 0.03, or 3% (rounded to the nearest tenth of a percent).
Why was this answer deleted prior?
26. () Critique Reasoning To evaluate the expression (+6)2 for r=7. Sayid says that r should be squared and 6 should be squared, and then the results should be added. Explain why Sayid is incorrect. Then find the value of the expression when r = 7.
The correct value of expression at r = 7 is [tex]$r=7, (r+6)^2 = 169$[/tex].
What is Expression?A finite combination of symbols that are well-formed in accordance with context-dependent principles is referred to as an expression or mathematical expression.
According to question:Sayid's reasoning is incorrect because [tex]$(r+6)^2$[/tex]means that we need to square the entire expression [tex]$r+6$[/tex], not just r and 6 separately.
To evaluate the expression for r=7, we first substitute 7 for r in the expression and then simplify:
[tex]$$(7+6)^2 = (13)^2 = 169$$[/tex]
Therefore, when [tex]$r=7, (r+6)^2 = 169$[/tex]
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4
Select the correct answer from each drop-down menu.
Spencer is gathering statistical information to learn more about how study habits affect test scores.
Complete the statements below to show that Spencer collected data from three statistical questions.
Spencer asked students in his biology class
He then asked
He also asked about
Reset
Next
Answer: b
Step-by-step explanation:
PLS HURRY I AM GIVING BRAINLIEST!!!
the question is in the photo!!
Using functions,
Part A: f (3) = 6(3) + 14 = 32.
g (3) = 3 + 2 = 5
Part B: (f/g) (3) will be 6.4.
What are functions?The core concept of calculus in mathematics is a function. The relations are certain kinds of the functions. In mathematics, a function is a rule that produces a different result for every input x. In mathematics, a function is represented by a mapping or transformation. Letters like f, g, and h are widely used to indicate these operations. The set of all potential values that can be passed into a function while it is specified is known as the domain. The entire set of values that the function's output is capable of creating is referred to as the "range." The range of potential values for a function's outputs is known as the co-domain.
Here in the question,
f (x) = 6x + 14
g (x) = x + 2
Now we have to find for the value of x,
f (3) = 6(3) + 14 = 32.
g (3) = 3 + 2 = 5
So, f (3) = 32 and g (3) = 5.
Now,
(f/g) (3) will be 32/5 = 6.4.
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the running club has $1,328 to spend on new uniform. of each uniform cost $52 how many uniforms can they buy?
Answer: The running club can buy 25 uniforms
Step-by-step explanation: If the running club has $1,328 to spend on new uniforms and each uniform costs $52, we can find the number of uniforms they can buy by dividing the total amount of money by the cost of each uniform:
$1,328 ÷ $52 = 25.54
Therefore, the running club can buy 25 uniforms with $1,328.
I hope this helps, and have a great day!
You deposit $5000 in an account earning 5% interest compounded continuously. How much will you have in the account in 5 years? Round to the nearest cent.
Jake whittles little wooden figurines and begins to sell them. If the demand function for his figurines is given by
D(q) = 80 - 1.25q and the supply function is S(q) = 0.75g
what is the equilibrium quantity?
If Jake whittles little wooden figurines and begins to sell them. If the demand function for his figurines is given by D(q) = 80 - 1.25q and the supply function is S(q) = 0.75g. The equilibrium quantity is 40 units.
How to find the equilibrium quantity?Given the demand function D(q) = 80 - 1.25q and the supply function S(q) = 0.75q, we can find the equilibrium quantity by setting these two functions equal to each other and solving for q:
D(q) = S(q)
80 - 1.25q = 0.75q
Simplifying this equation, we get:
2q = 80
q = 40
Therefore, the equilibrium quantity is q = 40. At this quantity, the quantity demanded is:
D(q) = 80 - 1.25q = 80 - 1.25(40) = 30
And the quantity supplied is:
S(q) = 0.75q = 0.75(40) = 30
Thus, the equilibrium quantity of Jake's wooden figurines is 40 units.
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I will mark you brainiest!
What is the value of x in the figure below
A) 4.5
B) 10
C) 5
D) None of the choices are correct
Answer:
I will not show you the process it is easy the answer is 4.5 or 6 ≈
An Olympic swimming pool is 25 meters wide. How many decimeters
wide is an Olympic swimming pool?
Answer: 2.5 dm
Step-by-step explanation:
Divide 25.0 by 10
= 2.5
Help with this problem guys
→no trolling please i really need it←
We are given the following lengths:
XY (median) = 4m+3CO (upper base) = 2m-10PY (lower base) = 3m+37We will solve it by using this formula:
[tex]\boxed{\mathfrak{\purple {Median = \frac{1}{2}(lower \: base+upper \: base)}}}[/tex]
[tex]\boxed{\mathcal{\purple { XY = \frac{1}{2}( CO+PY)}}}[/tex]
Lets solve it down now, #16[tex] \green{ \sf4m + 3 = \frac{1}{2} (2m - 10 + 3m + 37)}[/tex]
[tex] \red \implies \green{ \sf4m + 3 = \frac{1}{2} (5m+ 27)}[/tex]
[tex] \red \implies \green{ \sf4m + 3 = \frac{5}{2} m + \frac{27}{2} }[/tex]
[tex] \red \implies \green{ \sf8m + 6 = 5m + 27 }[/tex]
[tex] \red \implies \green{ \sf8m + 6 - 5m = 27 }[/tex]
[tex] \red \implies \green{ \sf8m - 5m= 27 - 6 }[/tex]
[tex] \red \implies \green{ \sf3m = 21 }[/tex]
[tex] \boxed{ \mathfrak{ \red{m = 7}}}[/tex]
#17[tex] \blue \longmapsto \orange{ \tt \: XY =4m + 3}[/tex]
[tex] \blue \longmapsto \orange{ \tt \: XY =4(7) + 3}[/tex]
[tex] \blue \longmapsto \orange{ \tt \: XY =28 + 3}[/tex]
[tex] \boxed{ \underline{ \underline{ \blue \longmapsto \orange{ \tt \: XY =31}}}}[/tex]
#18[tex] \purple \longmapsto \pink{ \tt \: CO = 2m - 10}[/tex]
[tex] \purple \longmapsto \pink{ \tt \: CO = 2(7) - 10}[/tex]
[tex] \purple \longmapsto \pink{ \tt \: CO = 14 - 10}[/tex]
[tex] \boxed{ \underline{ \underline{ \purple \longmapsto \pink{ \tt \:CO=4}}}}[/tex]
#19[tex] \purple \longmapsto \pink{ \tt \: PY = 3m + 37}[/tex]
[tex] \purple \longmapsto \pink{ \tt \: PY = 3(7) + 37}[/tex]
[tex] \purple \longmapsto \pink{ \tt \: PY = 21 + 37}[/tex]
[tex] \boxed{ \underline{ \underline{ \purple \longmapsto \pink{ \tt \:PY=58}}}}[/tex]
FACTOR BY GROUPING
SEE ATTACHED IMAGE
SOLVE 4-6 BY STEPS 1-4
Answer:
see explanation
Step-by-step explanation:
(4)
5x³ - 10x² - 3x + 6
factor out 5x² from first 2 terms and - 3 from last 2 terms
= 5x²(x - 2) - 3(x - 2) ← factor out (x - 2) from each term
= (x - 2)(5x² - 3)
----------------------------------------------------
(5)
9a³ - 45a² - 7a + 35
factor out 9a² from first 2 terms and - 7 from last 2 terms
= 9a²(a - 5) - 7(a - 5) ← factor out (a - 5) from each term
= (a - 5)(9a² - 7)
-----------------------------------------------------
(6)
5x²y - 15y - 2x² + 6
factor out 5y from the first 2 terms and - 2 from the last 2 terms
= 5y(x² - 3) - 2(x² - 3) ← factor out (x² - 3) from each term
= (x² - 3)(5y - 2)
Kara bought two birthday gifts for her twin nephews. Each gift cost $12.50. Sales tax was 6.75. What was the total cost for the gifts, including tax?
Answer:
if sales tax was 6.75 dollars, then 31.75 is the total cost. If it’s in percent, the total cost is 26.69
Step-by-step explanation:
1). 12.5(2) = 25
2). 25 + 6.25 = 31.25
OR
2). 25(1.0675)=26.69