Question

A collection of coins contains 11 nickels, 5 quarters, and 7 times. What is the percentage of dimes in the collection? Express your answer to the ones place.

Answer 1

Answer on Question#69892 – Chemistry – Organic chemistry

Question:

A collection of coins contains 11 nickels, 5 quarters, and 7 times. What is the percentage of dimes in the collection? Express your answer to the ones place.

Solution:

$$\% = \frac{N(dimes)}{N(coins)} \times 100\% = \frac{7}{11 + 5 + 7} \times 100 = 30.4\%$$

Answer:

30,4%

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