Mr. nelson wants to find out how much it will cost to paint his classroom. a can of paint costs $24.75 and each can covers 25 square feet. if the dimensions of the classroom are 12ft high by 20ft wide by 30ft long, what will the total cost be

Which formula gives the area of a triangle? a=1/2(b+h)

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.