Answer
The least common multiple of the two numbers is $350$.
Work Step by Step
Factor each number completely to have:
$25=5(5)
\\70=7(10)=7(5)(2)$
Thus, the least common multiple of the two numbers is $7(5)(5)(2)=350$.
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 5 - Number Theory and the Real Number System - 5.1 Number Theory: Prime and Composite Numbers - Exercise Set 5.1 - Page 256: 58
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