Question 612640
    please help me solve this math problem: a coin purse contains three dimes, three nickels, and five pennies. Express, in percent, the value of the money represented by nickels.
.
Total value of the nickels: 
3*.15= .45
.
Total value of all the coins: 
3*.10+3*.15+5*.01
.30+.45+.05
.75+.05
.80
.
percent:
.45/.80 * 100
.45/.80 * 100
0.5625 * 100
56.25%