Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 2 - Multiplying and Dividing Fractions - Review Exercises - Page 189: 23

Answer

$\frac{7}{12}$

Work Step by Step

14 carat gold. It has all 14 part gold and 10 parts alloy. No write the fraction which shows the portion that is gold. $\frac{Parts of Gold}{Parts of gold + parts of alloy} = \frac{14}{14+10} = \frac{14}{24} = \frac{14\div2}{24\div2} = \frac{7}{12}$ Ans is $\frac{7}{12}$
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