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There are four types of coins, pennies ($0.01), nickels [#permalink] ### Show Tags 29 Sep 2006, 03:29 00:00 Difficulty: (N/A) Question Stats: 0% (00:00) correct 0% (00:00) wrong based on 0 sessions ### HideShow timer Statistics This topic is locked. If you want to discuss this question please re-post it in the respective forum. There are four types of coins, pennies ($0.01), nickels ($0.05) dimes ($0.10) and quarters ($0.25). Peggy's piggy bank contains 49 coins. Is there at least one of each type of coin in her piggy bank? (1) There is$1.00 in the piggy bank.
(2) The ratio of the number of dimes to the number of pennies is 3:20.

Last edited by kevincan on 29 Sep 2006, 16:39, edited 1 time in total.
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Re: DS: Peggy's Piggy Bank [#permalink]

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29 Sep 2006, 15:38
A. the only possibility is: 100 = (40 x $0.01)+(6 x$0.05)+(3 x $0.1) + (0 x$0.25)

we donot about st 2 as how much is the total.
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Re: DS: Peggy's Piggy Bank [#permalink]

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29 Sep 2006, 16:31
Himalayan wrote:
A. the only possibility is: 100 = (40 x $0.01)+(6 x$0.05)+(3 x $0.1) + (0 x$0.25)

we donot about st 2 as how much is the total.

1x25c + 45x1c + 3x10c ?

I guess that doesn't change answer 'NO', since nickles are missing.

but this really seems to be time consuming problem! Is there a good solution?

here is a solution to a similar problem:

http://mathforum.org/library/drmath/view/57987.html
Re: DS: Peggy's Piggy Bank   [#permalink] 29 Sep 2006, 16:31
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