q: In an office, 30 percent of the workers have at least 5 years of service, and a total of 16 workers have at least 10 years of service. If 90 percent of the workers have fewer than 10 years of service, how many of the workers have at least 5 but fewer than 10 years of service?
Options:
(A)  480
(B)  48
(C)  50
(D)  144
(E)  160
a: (10/100)Workers = 16 = > number of workers = 160
(30/100)*Workers = x+16 = > x = 48 The answer is (B).
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q: A small company employs 3 men and 5 women. If a team of 3 employees is to be randomly selected to organize the company retreat, what is the probability that the team will have exactly 2 women?
Options:
(A)  1/14
(B)  1/7
(C)  2/7
(D)  5/7
(E)  1/2
a: Total ways to choose 4 employees from 8 employees = 8C3
Two women = 5C2
Two Men = 3C1
P = (5C2 * 3C1)/8C2 = 5/7 hence The answer is (D).
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q: The sale price sarees listed for Rs.400 after successive discount is 10% and 5% is?
Options:
(A) 338
(B) 277
(C) 342
(D) 882
(E) 212
a: 400*(90/100)*(95/100) = 342 The answer is (C).
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q: An analyst will recommend a combination of 3 industrial stocks, 2 transportation stocks, and 2 utility stocks. If the analyst can choose from 5 industrial stocks, 4 transportation stocks, and 4 utility stocks, how many different combinations of 7 stocks are possible?
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Options:
(A) 12
(B) 360
(C) 60
(D) 180
(E) 720
a:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
5C3 * 4C2 * 4C2 = 10*6*6 = 360. The answer is (B).
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