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Joshua and Jose work at an auto repair center with 4 other w
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02 Sep 2020, 09:45
02 Sep 2020, 09:45
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Question Stats:
81% (01:00) correct
18% (00:53) wrong based on 48 sessions
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Joshua and Jose work at an auto repair center with 4 other workers. For a survey on health care insurance, 2 of the 6 workers will be randomly chosen to be interviewed. What is the probability that Joshua and Jose will both be chosen?
A. 1/15
B. 1/12
C. 1/9
D. 1/6
E. 1/3
A. 1/15
B. 1/12
C. 1/9
D. 1/6
E. 1/3
Re: Joshua and Jose work at an auto repair center with 4 other w
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02 Sep 2020, 09:45
02 Sep 2020, 09:45
Expert Reply
Post A Detailed Correct Solution For The Above Questions And Get A Kudos.
Question From Our New Project: GRE Quant Challenge Questions Daily - NEW EDITION!
For more theory and practice see our GRE - Math Book
Question From Our New Project: GRE Quant Challenge Questions Daily - NEW EDITION!
For more theory and practice see our GRE - Math Book
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Re: Joshua and Jose work at an auto repair center with 4 other w
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02 Sep 2020, 10:17
02 Sep 2020, 10:17
Carcass wrote:
Joshua and Jose work at an auto repair center with 4 other workers. For a survey on health care insurance, 2 of the 6 workers will be randomly chosen to be interviewed. What is the probability that Joshua and Jose will both be chosen?
A. 1/15
B. 1/12
C. 1/9
D. 1/6
E. 1/3
A. 1/15
B. 1/12
C. 1/9
D. 1/6
E. 1/3
P(Joshua and Jose both chosen) = P(one of the two men is chosen first AND the other man is chosen second)
= P(one of the two men is chosen first) x P(the other man is chosen second)
= 2/6 x 1/5
= 1/15
Answer: A
Cheers,
Brent
