A person wants to get 20% profit after selling his object at 20% discount. Find the required percentage increase
in marked price.

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

If sin(x) = 0 and cos(x) = 1, what is tan(x)?