A lawn sprinkler sprays water in a circular area of grass. The diameter of the circular area of grass is 15 ft.   What is the area that this sprinkler sprays with water?

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.