SOLUTION: If I have a dollar ninety five made of quarters and nickels and only have 15 coins how many quarters do I have?

Algebra ->  Customizable Word Problem Solvers  -> Coins -> SOLUTION: If I have a dollar ninety five made of quarters and nickels and only have 15 coins how many quarters do I have?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 718947: If I have a dollar ninety five made of quarters and nickels and only have 15 coins how many quarters do I have?
Answer by josgarithmetic(39625) About Me  (Show Source):
You can put this solution on YOUR website!
q for quarters n for nickels

q+n=15 and 0.25q+0.05n=1.95. Divide this second equation by 5 and then multiply by 100 to have 5q+n=39.

Your system to solve can be:
5q%2Bn=39
q%2Bn=15

Solve for q and n.

Answer: 7 quarters and 8 nickels.