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10 Nov 2020, 02:49
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B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
25%
(medium)
Question Stats:
80% (01:56) correct
20%
(02:10)
wrong
based on 290
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Johnson has a corporate proposal. The probability that vice-president Adams will approve the proposal is 0.6. If VP Adams approves the proposal, then the probability that vice-president Baker will approve the proposal is 0.8. If VP Adams doesn’t approve the proposal, then the probability that vice-president Baker will approve the proposal is 0.3.
What is the probability that one of the two VPs, but not the other, approves Johnson’s proposal?
(A) 0.12
(B) 0.24
(C) 0.28
(D) 0.48
(E) 0.72
What is the probability that one of the two VPs, but not the other, approves Johnson’s proposal?
(A) 0.12
(B) 0.24
(C) 0.28
(D) 0.48
(E) 0.72
10 Nov 2020, 02:50
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12 Nov 2020, 06:47
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Bunuel
\(YN+NY ->\)where Y approves, N disapproves for Mr. Adams and Mr. Baker Respectively.
\(\frac{6}{10}*\frac{2}{10}+\frac{4}{10}*\frac{3}{10}\)
\( .12+.12\)
\(.24\)
Ans-B
Hope it's clear.
