A bag contains an orange tile, a yellow tile, and a purple tile. Two tiles are drawn randomly without replacement. If the first tile is yellow, find the probability of drawing a second tile that is orange.

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

One positive number is 9 more than twice another. if their product is 95, find the numbers

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.