question: Find the wrong number below mentioned series
13,60,100,500,850
Options:
(A) 13
(B) 60
(C) 100
(D) 500
(E) 850
answer: Stream of consciousness: 13 is the only prime number or odd number in the series. The answer is (A).
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question: Ravi can do a piece of work in 11 days while Prakash can do it in 22 days. In how many days will they finish it together?
Options:
(A) 5 7/3 days
(B) 7 1/3days
(C) 5 1/9 days
(D) 5 7/3 days
(E) 4 7/9 days
answer: Stream of consciousness: 1/11 + 1/22 = 3/22
22/3 = 7 1/3 days The answer is (B).
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question: At what rate percent on simple interest will a sum of money double itself in 30 years?
Options:
(A) 3 1/3%
(B) 3 1/6%
(C) 3 1/5%
(D) 3 5/3%
(E) 7 1/3%
answer: Stream of consciousness: P = (P*30*R)/100
R = 3 1/3% The answer is (A).
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question: The average of 11 results is 50, if the average of first six results is 49 and that of the last six is 52. Find the sixth result?
Options:
(A) 21
(B) 56
(C) 18
(D) 25
(E) 23
answer:

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
Stream of consciousness: 1 to 11 = 11 * 50 = 550
1 to 6 = 6 * 49 = 294
6 to 11 = 6 * 52 = 312
6th = 294 + 312 – 550 = 56 The answer is (B).
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