The highest point in a country is a mountain peak 24,277 feet above sea level. The lowest point on land is 148 feet below sea level. Explain the meaning of 0 in this situation. Then write each elevation as a rational number.

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

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Solve 2x+y=3 x+y=5 in substitution method