A box of cupcake mix can make 18 regular cupcakes or 12 jumbo cupcakes. If Jean needs to make cupcakes for 100 people and she would like to spend as little money as possible, how many boxes of cupcake mix will she need to buy?

Find the ratios of the corresponding sides

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

Write 37/22 as a decimal rounded to the nearest hundredth.