SOLUTION: In how many ways can $10.00 be changed into quarters and dimes with at least one of each coin being used?

Algebra ->  Customizable Word Problem Solvers  -> Coins -> SOLUTION: In how many ways can $10.00 be changed into quarters and dimes with at least one of each coin being used?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 378371: In how many ways can $10.00 be changed into quarters and dimes with at least one of each coin being used?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
There have to be an even number of quarters.
10/.5=20-1=19 ways There can't be all quarters, hence the -1.
.
Ed