Joe counted a total of 50 white cars and yellow cars. there were 9 times as many white cars as yellow card . how many white cars did joe count ?

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

What is the radical expression that is equivalent to the expression 27 1 over 5?