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Justin and Joe started driving eastwards from
[#permalink]
08 Jun 2019, 05:54
08 Jun 2019, 05:54
00:00
Question Stats:
50% (01:54) correct
50% (01:39) wrong based on 4 sessions
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Justin and Joe started driving eastwards from point A and point B respectively, where point B was 8 kilometres east of point A. If Justin stopped for a break after every 12 kilometres and Joe stopped for a break after every 10 kilometres, what was the number of points within a distance of 230 kilometres east of point A at which both Justin and Joe stopped for a break?
A. 1
B. 2
C. 3
D. 4
E. 5
A. 1
B. 2
C. 3
D. 4
E. 5
Re: Justin and Joe started driving eastwards from
[#permalink]
30 Apr 2020, 13:02
30 Apr 2020, 13:02
Expert Reply
First point -48
So within 230 ,how many times will 12 * a will end with 8?
12*4
12*9
12*14
12*19
Hence 4 times.
So within 230 ,how many times will 12 * a will end with 8?
12*4
12*9
12*14
12*19
Hence 4 times.
gmatclubot
Re: Justin and Joe started driving eastwards from [#permalink]
30 Apr 2020, 13:02
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