Rationale: Increase = (25/50)*100 = (1/2)*100 = 50%.
The answer: (C)
Question: John makes $50 a week from his job. He earns a raise andnow makes $75 a week. What is the % increase?
Options:
(A) 15%
(B) 16.66%
(C) 50%
(D) 19%
(E) 21%
Reasoning: 2/10*1/6*(total) = 4
1/30*(total) = 4
(total) = 4*30 = 120
Ans: (D)
Question: Twenty percent of Country Y's yearly exports come from fruit exports. One-sixth of all fruit exports from Country Y are orange exports. If country Y generates $4 million from its orange exports, how much money does it generate from its yearly total of exports?
Options:
(A) $21.25m
(B) $25.5m
(C) $106.25m
(D) $120m
(E) $153m
Rationale: T = 40/36 * 18/5 = 4 sec
The answer: (D)
Question: In what time will a railway train 40 m long moving at the rate of 36 kmph pass a telegraph post on its way?
Options:
(A) 3
(B) 5
(C) 9
(D) 4
(E) 7
Reasoning: Using question number 11 and 12, we get the probability as
1 - (1/36 + 5/9) = 5/12
Ans: (B)
Question: Three 6 faced dice are thrown together. The probability that exactly two dice show the same number on them is
Options:
(A) 5/18
(B) 5/12
(C) 5/19
(D) 5/15
(E) 5/11
Rationale: 224 + 43 = 267/17 = 12 (Remainder)
The answer: (E)
Question: A no.when divided by 224 gives a remainder 43, what remainder will beobtained by dividingthe same no.17?
Options:
(A) 2
(B) 7
(C) 9
(D) 11
(E) 12
Rationale: (80/100) * 40 (4/5) * 30
32 - 24 = 8
The answer: (C)
Question: How much is 80% of 40 is greater than 4/5 of 30?
Options:
(A) 12
(B) 27
(C) 8
(D) 12
(E) 81