Norman knows that his first four test grades were 83, 92, 95, and 93. Use the formula x‾=x1+x2+…+xnn to find Norman's grade on the fifth test if his test average is 90.6.

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

Asquare parking lot has 6,400 square meters what is the length in meters

An alternative to car buying is to make monthly payments for a period of time, and then return the vehicle to the dealer, or purchase it. this is called