Every Day when Lisa returns from school, she puts her change from buying lunch into a jar on her dresser. This weekend she decided to count her savings.
She found that she had 72 coins, all nickels and dimes. The total amount was $4.95. How many coins of each type did she have?
1. Brainstorm ways you may be able to solve this problem. List and describe at least two different ways you come up with.