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10 Oct 2019, 02:24
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C
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Difficulty:
15%
(low)
Question Stats:
77% (00:58) correct
23%
(01:01)
wrong
based on 111
sessions
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Not Attempted Yet
How many people are standing in the queue at the counter?
(1) If four more people join the queue, the number in the queue will be more than 15.
(2) If three people give up and leave the queue, the number remaining will be less than 10.
(1) If four more people join the queue, the number in the queue will be more than 15.
(2) If three people give up and leave the queue, the number remaining will be less than 10.
10 Oct 2019, 02:29
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Bunuel
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10 Oct 2019, 02:32
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Let A be the number of people in the queue
Statement1: A+4 >15
—> A> 11
A could be 12, 13 ... so on
Insufficient
Statement2: A—3< 10
—> A<13
A could be 12, 11 or so on
Insufficient
Combined together 1&2,
A>11 and A< 13
—> only 12 satisfies the inequality
Sufficient
The answer is C
Posted from my mobile device
Statement1: A+4 >15
—> A> 11
A could be 12, 13 ... so on
Insufficient
Statement2: A—3< 10
—> A<13
A could be 12, 11 or so on
Insufficient
Combined together 1&2,
A>11 and A< 13
—> only 12 satisfies the inequality
Sufficient
The answer is C
Posted from my mobile device
