Mathematics, 10.09.2020 03:01 loveuncondition

A piggy bank is full of nickels, dimes and quarters worth $3.30. If there are three times as many nickels as quarters, and half as many dimes as nickels,
how many of each kind are there

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A piggy bank is full of nickels, dimes and quarters worth $3.30. If there are three times as many n...