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In the figure, A, B, C, and D are points on a line in that o
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03 Oct 2018, 07:38
03 Oct 2018, 07:38
Expert Reply
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Question Stats:
95% (00:46) correct
4% (01:04) wrong based on 21 sessions
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#GREpracticequestion In the figure, A, B, C, and D are points on a line.jpg [ 7.63 KiB | Viewed 3640 times ]
In the figure, A, B, C, and D are points on a line in that order. If AC = 5, BD = 10, and AD = 13, then what is the length of BC ?
(A) 2
(B) 8
(C) 15
(D) 18
(E) 28
Re: In the figure, A, B, C, and D are points on a line in that o
[#permalink]
11 Apr 2020, 10:48
11 Apr 2020, 10:48
Expert Reply
AB = x
BC = y
CD = z
AC = x+y = 5,
BD = y+z = 10, and
AD = x+y+z = 13
i.e. z = 13-5 = 8
i.e. y = 2 = BC
i.e. x = 3
Answer: Option A
BC = y
CD = z
AC = x+y = 5,
BD = y+z = 10, and
AD = x+y+z = 13
i.e. z = 13-5 = 8
i.e. y = 2 = BC
i.e. x = 3
Answer: Option A
gmatclubot
Re: In the figure, A, B, C, and D are points on a line in that o [#permalink]
11 Apr 2020, 10:48
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