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anonymous

  • one year ago

Solve using the guess-and-test strategy. Ira has 28¢ in his pocket. He has 20 coins that are either pennies or nickels. How many nickels does Ira have? A.26 B.22 C.18 D.2

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  1. zzr0ck3r
    • one year ago
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    Only one option makes sense; if you have 4 or more nickles, then you must have more than 18 cents.

  2. wolf1728
    • one year ago
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    You can set up 2 equations P + N = 20 (coins) .01P + .05N = .28 Solve for P and N and you have your answer.

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