Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 5 - Ratio and Proportion - 5.1 Ratios - 5.1 Exercises - Page 338: 54

Answer

An income of 3 to 1 is most commonly preferred.

Work Step by Step

Order is important when writing a ratio. The quantity mentioned first is the numerator. The quantity mentioned second is the denominator. An income of 1 to 3 means that you earn $3$ times less of what your friend earns. An income of 3 to 1 means that you earn $3$ times more of what your friend earns.
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