The masses of 3 boys are 45 kilogram,62 kilograms and 58 kilograms . find the average mass of the boys .

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

Sean is his dad build a tiled walkway in their backyard. the walkway will be 6060 feet long and 22 feet wide. the local hardware store sells tiles which are 22 by 22 feet and come in boxes of 66. how many boxes of tiles do they need?

What number can each term of the equation be multiplied by to eliminate fractions before solving ? 6-3/4x+1/3=1/2x+5