Posted by Anonymous on .
Rodney has $3.10 in nickels and dimes. He has fewer than he has dimes. How many of each does he have?

Algebra (incomplete) 
PsyDAG,
It would help if you proofread your questions before you posted them.
How many fewer? Ratio or number needed.
It might be 30 dimes and 2 nickels, 29 dimes and 4 nickelsâ€¦.