Chapter 3: Math Models

150% of 90 is what number?

800% of 2250 is what number?

Carolyn has $$2.55$ in her purse in nickels and dimes. The number of nickels is nine less than three times the number of dimes. Find the number of each type of coin.

600% of 1740 is what number?

28 is 25% of what number?

36 is 25% of what number?

81 is 75% of what number?

93 is 75% of what number?

8.2% of what number is $2.87?

In the following exercises, solve using the problem solving strategy for word problems. Remember to write a complete sentence to answer each question.

There are $18$Cub Scouts in Pack $645$. The number of scouts is three more than five times the number of adult leaders. Find the number of adult leaders.