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GRE Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2508
Given Kudos: 1053
GPA: 3.39
If k and m are integers and k = m*(m+4)*(m+5), k must be divisible by
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30 Apr 2022, 11:39
30 Apr 2022, 11:39
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Expert Reply
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Question Stats:
66% (01:20) correct
33% (00:45) wrong based on 3 sessions
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If k and m are integers and k = m*(m+4)*(m+5), k must be divisible by which of following(s)?
I. 3
II. 6
III. 8
A. I
B. I and II
C. II and III
D. II
E. III
I. 3
II. 6
III. 8
A. I
B. I and II
C. II and III
D. II
E. III
Re: If k and m are integers and k = m*(m+4)*(m+5), k must be divisible by
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05 May 2022, 22:35
05 May 2022, 22:35
Expert Reply
Plug in m = 1, m = 2, m = -7
(1)(5)(6) = 30
divisible by 3 and 6
(2)(6)(7) = 84
divisible by 3 and 6
(-7)(-3)(-2) = -42
divisible by 3 and 6
Answer B
(1)(5)(6) = 30
divisible by 3 and 6
(2)(6)(7) = 84
divisible by 3 and 6
(-7)(-3)(-2) = -42
divisible by 3 and 6
Answer B
gmatclubot
Re: If k and m are integers and k = m*(m+4)*(m+5), k must be divisible by [#permalink]
05 May 2022, 22:35
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