1. heather cared for the turner triplets for 5 1/4 hours at the rate of $4 per hour. how much did she earn?

2. heather spent 2/3 of the money that she earned caring for the triplets and then lost 3/4 of the money that she had left. how much money does heather still have?

3. the money that heather has left is in nickels and dimes. she has 5 more nickels that dimes. how many of each coin does she have?

4. heather gave all the money she had left to her sunday school class. what percent of the money that she earned did she give? find the answer to the nearest whole percent.