question: John makes $40 a week from his job. He earns a raise and now makes $80 a week. What is the % increase?
Options:
(A) 16%
(B) 16.66%
(C) 17.9%
(D) 18.12%
(E) 100%
answer: Stream of consciousness: Increase = (40/40)*100 = (1)*100 = 100%. The answer is (E).


q: A train 250 m long running at 72 kmph crosses a platform in 40 sec. What is the length of the platform?
Options:
(A) 450m
(B) 200m
(C) 250m
(D) 270m
(E) 300 m
a: Stream of consciousness: D = 72 * 5/18 = 40 = 800 â€“ 250 = 450m The answer is (A).


question: What is the units digit of the expression 14^7−16^4?
Options:
(A)  0
(B)  3
(C)  8
(D)  6
(E)  4
answer: Stream of consciousness: I think answer on this one should be C too. Since we know that 14^7>16^4, as Will said one should always check if the number is positive. The answer is (C).


q: If 4 men can colour 48 m long cloth in 2 days, then 2 men can colour 36 m long cloth in
Options:
(A) 1 day
(B) 2 days
(C) 3 days
(D) 4 days
(E) 5 days
a: Stream of consciousness: The length of cloth painted by one man in one day = 48 / 4 × 2 = 6 m
No. of days required to paint 36 m cloth by 6 men = 36/ 6 × 2 = 3 day. The answer is (C).


question: A no.when divided by 125 gives a remainder 40, what remainder will be obtainedby dividingthe same no.15?
Options:
(A) 10
(B) 11
(C) 12
(D) 13
(E) 14
answer: Stream of consciousness: 125 + 40 = 165/15 = 11 (Remainder) The answer is (B).


question: If 12 men can reap 120 acres of land in 16 days, how many acres of land can 36 men reap in 32 days?
Options:
(A) 269
(B) 512
(C) 369
(D) 720
(E) 450
answer:
Stream of consciousness: 12 men 120 acres 16 days
36 men ? 32 days
120 * 36/12 * 32/16
120 * 3 * 2
120 * 6 = 720 The answer is (D).