Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 5 - Ratio and Proportion - 5.1 Ratios - 5.1 Exercises - Page 336: 36


Valentine's Day cards are often sent more every year as Graduation does not occur for everyone every year.

Work Step by Step

Possible reason 1: A person may send Valentine’s Day cards every year but graduation cards only once every few years. Possible reason 2: More people celebrate it then the Graduation day. As graduation day doesn’t come every year for everyone and Valentine’s Day comes every year for everyone.
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