Math Demonstration

26)

40=20% of what number?

What number = 20% X 40?

20/40= 200.

Colette has 40 cookies and wants to split them with 5 people. Colette needs to find 20% of the 40 cookies so she can split them evenly. How many cookies does everyone get?

27)

8 1/2% of $500.00= what number?

8 1/2= 8.50

8.50 X $500.00= 42.500000

Colette wants to buy something that costs 8 1/2 times as much as the money she has been saving up, $500.00. How can Colette find how much money she needs?

28)

18 = what percent of 150?

What percent = 18/150?

18/150 = 00.12%

Colette has 18 pieces of paper and wants to split it with 150 people but there won’t be enough pieces of paper for everyone. Colette needs to find what percent of the piece of paper to give to everyone. What percent of the paper will everyone get?