Posted by **shhtacy** on Tuesday, February 17, 2009 at 6:07pm.

Rico's collection of quaters and dimes contains $32.85. There are 171 coins in all How many quarters and how many dimes are in Rico's collection?

i solve these with 2 equation.

would they be:

q + d = 171

25q + 10d = 32.85

help me please.

- algebra/math -
**drwls**, Tuesday, February 17, 2009 at 6:33pm
The second equation should be

25q + 10d = 3285, becasue it refers to the number of cents, not dollars

If you substitute 171 - d for q in the second equation, you can solve for d.

- algebra/math -
**shhtacy**, Tuesday, February 17, 2009 at 6:45pm
105 quarters

66 dimes

is that right?

## Answer This Question

## Related Questions

- help please?!(: - Rico's collection of quaters and dimes contains $32.85. There ...
- Algebra - Sally's collection of quarters and dimes contains $32.85. There are ...
- Algebra - A coin collection contains 30 coins in nickels, dimes, and quarters. ...
- Math - Ben has a collection of 15 coins in quarters and dimes. There are 7 ...
- mathematics - In a collection of nickels, dimes and quarters, there are twice ...
- mathematics - In a collection of nickels, dimes and quarters, there are twice ...
- 6 grade math - Please I need help on just the set up using a guess and check ...
- math - In a collection of nickels, dimes and quarters, there are twice as many ...
- Intermediate algebra - A collection of nickels dimes and quarters consists of 50...
- 7th Grade Math 123 - Write one or two equations to represent the situation below...

More Related Questions