Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 2 - Multiplying and Dividing Fractions - Review Exercises - Page 189: 24



Work Step by Step

10 carat gold. It has all 10 part gold and 14 parts alloy. No write the fraction which shows the portion that is gold. $\frac{Parts of Gold}{Parts of gold + parts of alloy} = \frac{10}{10+14} = \frac{10}{24} = \frac{10\div2}{24\div2} = \frac{5}{12}$ Ans is $\frac{5}{12}$
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