4. A line on the side of a swimming pool is 7 inches above the water level. Water is being pumped into the pool so
that the water level rises at a rate of 0.3 inch per minute.
a) How far below the line is the water level after
15 minutes?

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

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length