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# If a, b, c and d are points on number line such that a < b < c < d, b

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Math Expert
Joined: 02 Sep 2009
Posts: 49968
If a, b, c and d are points on number line such that a < b < c < d, b  [#permalink]

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17 Sep 2018, 01:58
00:00

Difficulty:

45% (medium)

Question Stats:

62% (01:49) correct 38% (02:00) wrong based on 63 sessions

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If a, b, c and d are points on number line such that a < b < c < d, b is twice as far from c as from a, and c is twice as far as b is from d, then what is the value of $$\frac{c-a}{d-b}$$?

(A) $$\frac{1}{3}$$

(B) $$\frac{2}{3}$$

(C) $$\frac{1}{2}$$

(D) 1

(E) 3

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Joined: 09 Oct 2015
Posts: 234
If a, b, c and d are points on number line such that a < b < c < d, b  [#permalink]

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17 Sep 2018, 02:17
What exactly does "c is twice as far as b is from d" mean?

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Intern
Joined: 21 Aug 2018
Posts: 8
If a, b, c and d are points on number line such that a < b < c < d, b  [#permalink]

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21 Sep 2018, 10:29
rahulkashyap wrote:
What exactly does "c is twice as far as b is from d" mean?

Posted from my mobile device

agreed, the question is misworded - I believe it should say: C is twice as far from D as from B.
If a, b, c and d are points on number line such that a < b < c < d, b &nbs [#permalink] 21 Sep 2018, 10:29
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# If a, b, c and d are points on number line such that a < b < c < d, b

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