Chem

A collection of coins contains 12 nickels, 3 quarters, and 9 dimes. What is the percent of dimes in the collection?Express your answer to the ones place.

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  1. Add them all together and then divide by the number of dimes. Put your answer in the ones place.

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  2. Add them all together, THEN DIVIDE THE NUMBER OF DIMES BY THE TOTAL. Multiply the answer by 100 to convert to percent. Round to the ones place; i.e., a whole number.

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