mrs. banks bought a car for $25,000 and sold it for $16,000. find the percent decreased for the price of the car A- 9% B- 26% C- 36% D- 34%​

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?