desalvojonathan7951 desalvojonathan7951

12-12-2019
Mathematics

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You have 30 coins in your wallet, all dimes and nickels. If the total of the change in your wallet is $2.60, then how many dimes and nickels do you have?

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sqdancefan sqdancefan

13-12-2019

Answer:

22 dimes
8 nickels

Step-by-step explanation:

If all were dimes, you'd have $3.00. You have $0.40 less. Each dime that is replaced by a nickel subtracts $0.05, so there are $0.40/$0.05 = 8 nickels. That leaves 30-8 = 22 dimes.

You have 22 dimes and 8 nickels in your wallet.

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