Answer
(a) yes
(b) no
Work Step by Step
(a) 675 is divisible by 3 since its digits add up to a number divisible by 3 (6+7+5=18, which is divisible by 3)
(b) 675 is not divisible by 4 (675/4=168.75)
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 1 - Section 1.5 - Prime Factorization - Exercise - Page 25: 6
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