answer all please thx.

A donut has a diameter of 15cm. Whats is the comerference? help me. correct answer will be marked as brnlst 4. What did the following streets represent?A. BroadwayB. Madison Ave. =C. Wall Street = Suppose you plan to take a survey of Math 146 students asked about their overall grades at CBC. 22 students were surveyed, and it was found that the average GPA of the 22 sampled students was a 3.2, with a standard deviation of 0.9 points. Suppose you want to re-sample the population to reduce the margin of error. If you plan to calculate a 90% confidence interval for the true mean GPA of Math students, how many samples would be necessary to reduce the margin of error to 0.2 points? Help plzzz is my last chance Which use of pacing best creates a feeling of stress? A. Ring, ring. Answer the phone. Stuff the envelopes. She clutched her temples B. Few days were as exhausting as Mondays, and this Monday was no exception C. As if the traffic jam on the way to work weren't enough, now she was late. D. All day her boss made outrageous demands that left her feeling nervous. SUBMIT 2 SOUS Create a program using python pseudo codeYou are a manager of a Wally's Training Gym and you encourage your trainers to enroll new members. Input is the trainer's last name and the number of new enrollees. Output is the number of trainers who have enrolled members in each of three categories: 0-5 new members, 6-10 new members, and 11 to 15 new members. Write an application that allows the user to enter 15 names and the number of new members they have enrolled into an array. Output is to display the number of trainers who are in each category. Use good programming techniques that you have learned throughout the course. Use appropriate variable names, use an array to store the names and number of new enrollees, and use prompts for the input and labels with the display. Mimi is making cookies fo her family reunion. Each batch of cookies calls for 1 1/2 cups of chocolate chips. She makes 3.5 batches. How many cups of chocolate chips does she use? 2- Bromo 2 methyl propane is : (a) Primary alkyl halide (b) Secondary alkyl Halide (c) Tertiary alkyl amine (d) Tertiary alkyl Halide what type of fossil forms when the impression from the remains of an organism is filled in with soil and hardens into the shape of the original organism? What were the effects of the British winning the Boer War?Group of answer choices1. The Zulu were given control of South Africa and remained independent.2. The Boers were forced to leave South Africa and return to Europe.3. The British controlled South Africa and set up a system of racial segregation.4. The British were able to build the Suez Canal. 6-2/3(x+5)=4x solve for x In a statement of cash flows, the sum of cash inflows and outflows is equal to: Can someone help me with this please? Please help meeeeeee What is the Definition of Tenure? someone help please!! Under very high pressure, the volume of a given object will decrease. What effect has the pressure inside Earth likely had on the density of materials in Earths core? Help me out pleaseeeee. I will give brainliest! Solve the inequality t/2 11 for t. A. 4 9 B. t 22 C. t 9 D. t 22 What is photosynthesis?