SOLUTION: If 20 coins were used to pay a bill of $1.80 and only quarters and nickels were used, how many of each coin was used?

Algebra ->  Customizable Word Problem Solvers  -> Coins -> SOLUTION: If 20 coins were used to pay a bill of $1.80 and only quarters and nickels were used, how many of each coin was used?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 857881: If 20 coins were used to pay a bill of $1.80 and only quarters and nickels were used, how many of each coin was used?
Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
I know there's a mathematical way to do this, but trial and error is faster for such small numbers.
.
5 quarters = 1.25
15 nickels = .75
That's too much.
4 quarters = 1.00
16 nickels = .80
Success!