Question

17. Nancy can make 3 cups of croutons from 5 slices of bread. How many cups of croutons can she make from 35 slices of bread?

Answer 1

5 slices of bread = 3 cups of croutons

35 slices of bread = ? cups of croutons

cross multiply

`\text{cups of croutons=}(35*3)/(5)=(105)/(5)=21`