Rob bought a tennis racket for 54.50 and some tennis balls for $9.99. he had a coupon for 30% off his total purchase. there was a 5.5% sales tax on his purchase. how much change did he receive if he handed the cashier $50?

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

Find the distance between the point (-3,-4), and (see the picture below)