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07-12-2017
Mathematics

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Lamar has 46 coins, all nickels and dimes. The total value of all these coins is $3.05. How many nickels does he have?
A. 15
B. 16
C. 23
D. 31

Respuesta :

Аноним Аноним

07-12-2017

This is a guess and check type of problem. D is the correct answer because
31 x .05 + 15 x .1 = 3.05

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