Free Practice Question
PS · Problem Solving
sub-505
Divisibility/Multiples/Factors
If an integer m is divided by 25, it leaves a remainder of 15. Which of the following must be a divisor of m?
Answer Choices
Correct answer marked belowA
2
B
3
5
Correct
D
6
E
9
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Explanation
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Official Explanation
Official
When the integer m is divided by 25, the remainder is 15. This can be expressed as m = 25k + 15 for some…
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Comments
2
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K
KyleJan 6, 2024
good question
J
JotiFeb 15, 2024
thanks a lot
What this question tests
What it tests
Your understanding of divisibility rules, least common multiples, and greatest common factors.
Common trap
Forgetting that 1 is not prime and that every integer divides 0.
Details
Difficulty
sub-505
Type
PS
Category