Is 5,625 divisible by 2?
ANo, its last digit is not 0, 2, 4, 6, or 8
BYes, its digit sum happens to be even
CNo, its digit sum is not divisible by 3
DYes, because its last digit is 5
Answer & Solution
Correct answer: A. No, its last digit is not 0, 2, 4, 6, or 8
1. The divisibility test for 2 checks whether the last digit is 0, 2, 4, 6, or 8.
2. The last digit of 5,625 is 5, which is not on that list.
3. So 5,625 is not divisible by 2, ruling out the two options that answer yes.
_Source: OpenStax Elementary Algebra (CC BY 4.0), Ch 1 "Foundations", section 1.1 Introduction to Whole Numbers_
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