Answer:
558.9 miles total
Step-by-step explanation:
See attached spreadsheet.
solve for t in the proportions
t/3 = 5/1
t= ?
Answer:
t = 15
Step-by-step explanation:
[tex] = > \frac{t}{3} = \frac{5}{1} [/tex]
On cross multiplication,
[tex] = > t \times 1 = 5 \times 3 \\ = > t = 15[/tex]
Hope you've understood the solution.
Answer:
[tex]\boxed{\sf{t=15}}[/tex]Step-by-step explanation:
In proportions, you need to isolate t on one side of the equation.
Given:
[tex]\sf{\dfrac{t}{3}=\dfrac{5}{1} }[/tex]
[tex]\Longrightarrow: \sf{\dfrac{t}{3}=5}[/tex]
First, multiply by 3 from both sides.
[tex]\sf{\dfrac{3t}{3}=5*3}[/tex]
Solve.
Multiply the numbers from left to right.
5*3=15
Solutions:
[tex]\Longrightarrow: \boxed{\sf{t=15}}[/tex]
Therefore, the final answer is t=15.I hope this helps. Let me know if you have any questions.
there are two fifth grade classes that recycled a total of 36.8 kilograms of paper this week, If each class recycled the same amount, how many kilograms did each class recycle? please explain n help asap tysm <333
Answer:
18.4 kilograms per class.
Step-by-step explanation:
Since each class recycled the same amount, we divide the total (36.8 kilograms) by the number of classes (2). 36.8/2 = 18.4 This means that each class recycled 18.4 kilograms of paper.
HEELLPP WILL GIVE BRAINLEST TO WHOEVER ANSWERS.
Answer:
B
Step-by-step explanation:
The questions says that the graph is shifted down 7 units, which means it will affect the y-intercept.
Remember: If it's shifted up, it's positive & if it's shifted down, it's negative.
Answer:
B
Step-by-step explanation:
f(x)=9x
g(x)=9^x-7
if shifted down its negative ,if shifted up its positive.
Make b the subject of the formula [tex]a=\sqrt{b + 6[/tex]
Hi!
We want to solve for [tex]b[/tex]
Given:
[tex]a=\sqrt{b+6}[/tex]
Square both sides:
[tex]a^2=\sqrt{b+6} ^2[/tex]
Simplify:
[tex]a^2=b+6[/tex]
Subtract [tex]6[/tex] from both sides:
[tex]a^2-6=b+6-6[/tex]
Simplify:
[tex]a^2-6=b[/tex]
Flip:
[tex]b=a^2-6[/tex]
Hence, [tex]b[/tex] is the subject of the formula.
pls help this assignment is due tomorrow!!!! square root of 144x^3
Answer:
Step-by-step explanation:
First take the square root of the first number 144, then take the square root of your variable x^3
your final answer should be 12x^(3/2)
What is the slope-intercept equation of the line that contains the points (0, 3) and (1, 1)?
Answer:
y = - 2x + 3
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
calculate m using the slope formula
m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]
with (x₁, y₁ ) = (0, 3 ) and (x₂, y₂ ) = (1, 1 )
m = [tex]\frac{1-3}{1-0}[/tex] = [tex]\frac{-2}{1}[/tex] = - 2
the line crosses the y- axis at (0, 3 ) ⇒ c = 3
y = - 2x + 3 ← equation of line
The more of this there is, the less you see. What am I?
Answer: Darkness
Step-by-step explanation: If there is more darkness you will be able to see less so ya
Which could be a step used when solving the equation 5x+10=7.5x?
Answer:
Putting all the x's to one side.
Step-by-step explanation:
By doing this, you would get:
10 = 2.5x
so,
4 = x
Answer:
We subtract 5x from both sides
Step-by-step explanation:
Step 1: Subtract 5x from both sides
[tex]5x + 10 = 7.5x[/tex]
[tex]10 + 5x - 5x = 7.5x - 5x[/tex]
[tex]10 = 2.5x[/tex]
Step 2: Divide both sides by 2.5
[tex]\frac{10}{2.5} = \frac{2.5x}{2.5}[/tex]
[tex]4 = x[/tex]
Answer: We subtract 5x from both sides
Need number 6
20 points!!!!!
Keller wants to give his friend 2 books. He can choose books on subjects from fiction, history, computers, science, general knowledge, and art. How many combinations of 2 different subjects are possible?
8
15
12
30
Answer:
15
Step-by-step explanation:
Pat, Jo, Al, Dan
Pat, Al, Dan, Jo
Pat, Dan, Jo, Al
Pat, Jo, Dan, Al
Pat, Al, Jo, Dan
Pat, Dan, Al, Jo List all permutations beginning with Pat.
Jo, Al, Dan, Pat
Jo, Dan, Pat, Al
Jo, Pat, Al, Dan
Jo, Al, Pat, Dan
Jo, Dan, Al, Pat
Jo, Pat, Dan, Al List all permutations beginning with Jo.
Al, Dan, Pat, Jo
Al, Pat, Jo, Dan
Al, Jo, Dan, Pat
Al, Pat, Dan, Jo
Al, Dan Jo, Pat
Al, Jo, Pat, Dan List all permutations beginning with Al.
Dan, Pat, Jo, Al
Dan, Jo, Al, Pat
Dan, Al, Pat, Jo
Dan, Jo, Pat, Al
Dan, Pat, Al, Jo
Dan, Al, Jo, Pat List all permutation beginning with Dan.
There are 24 ways for Pat, Jo, Al, and Dan to finish in first, second, third, and fourth place in the contest.
whats the numerator for the following rational expression 3/k + 4/k =?\k
Answer:
7
Step-by-step explanation:
3+4 as the denoninators are the same
Answer:
[tex]\Longrightarrow: \boxed{\sf{\dfrac{7}{k} }}[/tex]
Step-by-step explanation:
You have to find the numerator number by adding it to the denominator.
[tex]:\Longrightarrow \sf{\dfrac{3}{k}+\dfrac{4}{k}=\dfrac{?}{k} }[/tex]
[tex]\Longrightarrow: \sf{\dfrac{3+4}{k}}[/tex]
First, add the numbers from left to right.
[tex]\sf{\dfrac{3+4}{k}=\boxed{\sf{\dfrac{7}{k}}}[/tex]
Therefore, the correct answer is 7/k.I hope this helps, let me know if you have any questions.
You fill a large water tank with 3400 gallons of water. About 10% of the water is not fresh water. How many gallons of fresh water are in the tank?
Answer:
There is only 340 gallons of fresh water
Step-by-step explanation:
giving the reason that all you have to do is divided by 10 to get you answer for percentage
If you want to find 1 percent then you divided the number by 100 and you get 1 percent
Please consider brainliest for this answer for it is correct Thank you!
<3
Please solve it
The image is already attacked so open it and see if you can solve the question
Answer:
Step-by-step explanation:
I need to know the answer to the equation.
Answer:
A. i think so..
Step-by-step explanation:
A.should be there
What are the values of a and b in the relative frequency table for the survey results? round answers to the nearest percent. a = 33%, b = 73% a = 68%, b = 43% a = 25%, b = 32% a = 33%, b = 43%
The values of a and b are 33% and 42.7% respectively.
Calculations and Parameters:Given:
The number of students that like blue uniform is only as 32,
The number of students that like gold uniform is only as 25,
The number of students that like blue and gold uniforms is 12
The number of students that like neither blue nor gold uniform as 6.
Then, the total number of students interviewed are 75 students.
The relative frequency of the students who like blue is 25, therefore,
25/75= 1/3= 0.33
= 33%
The relative frequency of the students that like blue but not gold is 32, therefore,
32/75= 0.427
=42.7%
Read more about frequency tables here:
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type the correct answer in the box. use numerals instead of words. if necessary, use / for the function bar. polygon MNOPQ is dilated by a scale factor of 0.8 with the origin as the center of dilation. resulting in the image M'N'OP'Q. The coordinates of point M are (2,4) and the coordinates of point N are (3,5) .
THE SLOPE OF M'N' is blank
Answer: 1
Step-by-step explanation:
0.8 is the slope of the line M'N'.
What is the Linear equation?A linear equation is an algebraic equation of the form y=mx+b, where m is the slope and b is the y-intercept, and only a constant and a first-order (linear) term are included. Sometimes, the aforementioned is referred to as a "linear equation of two variables," with y and x serving as the variables.
So, the coordinates of M' are (0.82, 0.84) = (1.6, 3.2), and the coordinates of N' are (0.83, 0.85) = (2.4, 4).
Now, we can find the slope of line M'N' using the slope formula:
slope of M'N' = (y₂ - y₁) / (x₂ - x₁)
where (x₁, y₁) = (1.6, 3.2) and (x2, y2) = (2.4, 4).
slope of M'N' = (4 - 3.2) / (2.4 - 1.6)
the slope of M'N' = 0.8
Therefore, the slope of line M'N' is 0.8.
Learn more about Linear equations here:
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what is 1.244x2.92?can you explain
Answer: 3.63248
Step-by-step explanation:
I know the answer thats all
Answer:
3.632
Step-by-step explanation:
since 1.244 has 3 decimal places you can round off the answer to 3 d. p.
If the answer is correct I will give brainilest!
solve equation using any method
Answer:
see below
Step-by-step explanation:
-2x^2-3=11
add three
-2x^2=14
divide by 2
x^2=7
15 men can do a piece of work in 80 days. How long will it take to complete the work of 5 men are reduced?
Answer:
120 days
Step-by-step explanation:
Remark
It's an inverse relationship. As the number of men go up, the 80 gets smaller. As the number of men goes down, the number of days will get larger.
Equation
80 = k / 15 Multiply both sides by 15
Solution
80*15 = 15 * k/15
1200 = k
That means that k is number that 80 men will produce. It is the number that relates men and days.
So now you want to put 10 men where 15 were before and see what that does to the number of days.
days = 1200/10
days = 120
Answer
It will now take 120 days.
15 men can do a piece of work in 80 days. How long will it take to complete the work if 5 men are reduced?
Explanation -:In this question we are provided that 15 men can do a work in 80 days and we are asked to calculate the time if 5 men are reduced that means we need to calculate the no. of days 10 men will take to do the same work.
There are two methods to solve this question
Unitary MethodMethod of proportion[tex] \small \red{ \underline{\bf{ Unitary \: Method }}}[/tex]
15 men can do a piece of work in 80 days
1 men can do a piece of work in 80 × 15 days
10 men can do a piece of work in [tex]\dfrac{80 × 15}{10}[/tex] = 120 days
Hence, 15 men can do a piece of work in 80 days. It will 120 days to complete the work if 5 men are reduced.[tex] \rule{40mm}{5pt}[/tex]
[tex] \small \orange{ \underline{\bf{ Method \: of \: proportion}}}[/tex]
Let us assume that 10 men can do a piece of work in x days.
[tex] \begin{array}{cc} \bf{Number \: of \: men} & \bf {Number \: of \: days} \\ 15&80 \\ 10&x\end{array}[/tex]
[tex] \small\bf{ 15 : 10 :: x : 80}[/tex]
[tex] ➲ \: \small\rm{10 \times x = 80 \times 15} [/tex]
[tex]➲ \: \small\rm {x = \dfrac{80 \times 15}{10} = 120 \: days }[/tex]
x = 120
Hence, 15 men can do a piece of work in 80 days. It will 120 days to complete the work if 5 men are reduced.[tex] \rule{72mm}{6pt} [/tex]
- 46 = -5(3 – b) + 6
b=
Help! Please
Answer:
7 2/5 and/or -37/5
Step-by-step explanation:
It can also be 7.04 also
please help me....asap
Answer:
D) 18 freshman, 18 sophmores, 30 juniors, 30 seniors
Step-by-step explanation:
ratio given:
320 : 300 : 500 : 510
320 = 300 and 500 = 510
therefore ratio of 300 : 300 : 500 : 500
Ratio of 300 : 500 = 18 : 30
18 : 18 : 30 : 30
Answer:
The last one
Step-by-step explanation:
You just have to find the percentage of each
First find the total
300+320+500+510=1630
1)freshman: (320÷1630)×100
2) sophomore:(300÷1630)×100
3) juniors:(500÷1630)×100
4)seniors:(510÷1630)×100
When Mai turned 21, she invested $2000 in an Individual Retirement Account (IRA) that has grown at a rate of 10% compounded annually. If the account continues to grow at that rate, what will be its value when Mai turns 25?
well, Mai is 21 today and when she's 25 is 4 years from now, so
[tex]~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &\$2000\\ r=rate\to 10\%\to \frac{10}{100}\dotfill &0.10\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{annually, thus once} \end{array}\dotfill &1\\ t=years\dotfill &4 \end{cases} \\\\\\ A=2000\left(1+\frac{0.10}{1}\right)^{1\cdot 4}\implies A=2000(1.1)^4\implies A=2928.2[/tex]
The side lengths of the base of this right triangular prism are 3 ft, 4 ft, and 5 ft. The height of the prism is 9 ft. What is the total surface area of the prism in square feet? Enter your answer in the box.
Answer:
480
Step-by-step explanation:
Johnny is 21 years old he is three times as old as Becky write and solve an equation to determine Becky's age.
Answer:
Becky is 7 years old.
Step-by-step explanation:
Let b - Becky's age
Equation - 3b = 21
Divide both size by 3 to isolate the variable.
21/3 is 7.
If Johnny is 21 years old he is three times as old as Becky then age of Becky is 7 years.
What is Equation?Two or more expressions with an Equal sign is called as Equation.
Given that Johnny is 21 years old
Johnny is three times as old as Becky.
We have to find the age of Becky.
Let x be the age of Becky.
As Johnny is three times as old as Becky.
We can write the equation as below
21=3x
Divide both sides by 3
7=x
Hence, if Johnny is 21 years old he is three times as old as Becky then age of Becky is 7 years.
To learn more on Equation:
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Mr.Hawkins is covering a wall with wallpaper. The rectangular wall measure 14 feet by 12 feet. each square foot of wallpaper cost $2.90. Find the cost of covering the wall with wallpaper
Answer:
$57.93
Step-by-step explanation:
14 x 12 = 168
168/2.9
Which services would an organization accepting charitable donations provide? choose three answers. planning a blood drive providing financial aid for college students giving payouts from increased sales to owners sponsoring animal rescue efforts after fires increasing investment values for shareholders
The services that an organization accepting charitable donations would provide are; A, B, D
What are uses of charitable donations?
An organization that accepts charitable donations is classified as a non-profit organization.
A non - profit organization is simply a group that works in order to help with a particular cause and it uses its earnings to work for this goal instead of profit making or sharing the money to its' members.
From the given options, the services that an organization accepting charitable donations provide are:
Planning a blood drive.Providing financial aid for college students.Sponsoring animal rescue efforts after fires.Read more about Charitable donations at; https://brainly.com/question/13940953
Answer:
A B D
Step-by-step explanation:
98% on the exam and 100% on exam review
find the measure of arc ce please
Answer: 95 degrees
Step-by-step explanation:
What is the product of 4/5•2/5
Answer:
8/5
Step-by-step explanation:
You multiply the numerators and divide by the denominator as long as they have the same one.
Answer:
8/5 - 1 3/5
Step-by-step explanation:
You just multiply the Numerators
Then Simplify
Subtract 16 from me , subtract 6 , then divide by 4 , you get -5 what number am I ?