1-Peter has been saving his loose change for several weeks. When he counted his quarters and dimes, he found they had a total value $16.45. The number of quarters was 8 more than three times the number of dimes. How many quarters and how many dimes did Peter have?

2-Marissa wants to blend candy selling for $2.10 per pound with candy costing $2.60 per pound to get a mixture that costs her $2.40 per pound to make. She wants to make 15 pounds of the candy blend. How many pounds of each type of candy should she use?

3-Hannah has to make 206 gallons of punch for a big party. The punch is made of soda and fruit drink. The cost of the soda is $1.55 per gallon and the cost of the fruit drink is $2.58 per gallon. Hannah's budget requires that the punch cost $2.27 per gallon. How many gallons of soda and how many gallons of fruit drink does she need?