Find the circumference of circle with a radius of 63mm. Use 22/7 for pi

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?