Acompact mp3 player costs $52 after 4.5% sales tax. what was the original price?

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1