The diameter of a tire is 2.5 ft. Use this measurement to answer parts a and b. Show all work to receive full credit. A.) Find the circumference of the tire.
B.) About how many times will the tire have to rotate to travel 1 mile? (1 mile = 5,280 ft)

I give braniliest to whoever answers write first

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

Find the value of x. give reasons to justify your solutions! l, m ∈ kn