Isaac is on the 4th floor of a building. If he rides an elevator up 7 floors, what floor will he be on?

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?

Find the root(s) of f (x) = (x- 6)2(x + 2)2.

Aliaa is skating down a ramp. the wheels on her skateboard have diameters of 60 \text{ mm}60 mm60, space, m, m. what is the distance aliaa travels when her skateboard wheels make 202020 revolutions? round your answer to the nearest \text{mm}mmm, m.