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What is the ratio of P to Q? (1) P is 4 less twice Q. (2) 4P equals 7Q

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Math Expert
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V
Joined: 02 Sep 2009
Posts: 49496
What is the ratio of P to Q? (1) P is 4 less twice Q. (2) 4P equals 7Q  [#permalink]

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New post 19 Apr 2017, 00:30
00:00
A
B
C
D
E

Difficulty:

  5% (low)

Question Stats:

97% (00:46) correct 3% (00:36) wrong based on 42 sessions

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Intern
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Joined: 05 Feb 2017
Posts: 39
Re: What is the ratio of P to Q? (1) P is 4 less twice Q. (2) 4P equals 7Q  [#permalink]

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New post 19 Apr 2017, 00:38
P=2Q-4 will not give you the ratio of Pand Q however from 2nd statement P:Q=7:4 so B is the answer


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Joined: 02 Sep 2016
Posts: 718
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Re: What is the ratio of P to Q? (1) P is 4 less twice Q. (2) 4P equals 7Q  [#permalink]

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New post 19 Apr 2017, 02:52
1) P=2Q-4
P= 2(Q-2)

P/Q= 2(Q-2)/Q

We have no idea about the value of Q.
Hence not sufficient.

BCE

2) 4P=7Q
P/Q=7/4

B is the answer.
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Re: What is the ratio of P to Q? (1) P is 4 less twice Q. (2) 4P equals 7Q &nbs [#permalink] 19 Apr 2017, 02:52
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