10. k/w for k = -3, w = 24 and
11. -6n/3^b for b = 4 , n = 3

Your company will replace the asphalt roofs on all the buildings at the factory complex shown below. the buildings have flat roofs. you charge according to the total roof area. what is this area, in square yards?

Brad earns $12.75/hr and works 40 hours a week. what is his gross annual income?

What percent of the butterfly tents contain at most 10 cocoons