q: John makes $40 a week from his job. He earns a raise and now makes $70 a week. What is the % increase?
Options:
(A) 16%
(B) 16.66%
(C) 17.9%
(D) 18.12%
(E) 75%
a: Increase = (30/40)*100 = (3/4)*100 = 75%. The answer is (E).
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q: A train 540 meters long is running with a speed of 54 kmph. The time taken by it to cross a tunnel 180 meters long is?
Options:
(A) 66 sec
(B) 46 sec
(C) 48 sec
(D) 65 sec
(E) 64 sec
a: D = 540 + 180 = 720
S = 54 * 5/18 = 15 mps
T = 720/15 = 48 se The answer is (C).
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q: Rs. 5600 is divided into three parts A, B and C. How much A is more than C if their ratio is 1/7:1/7:1/14?
Options:
(A) 300
(B) 992
(C) 1120
(D) 552
(E) 312
a: 1/7:1/7:1/14 = 2:2:1
1/5*5600 = 1120
2240-1120 = 1120 The answer is (C).
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q: A no.when divided by 220 gives a remainder 43, what remainder will beobtained by dividingthe same no.67?
Options:
(A) 4
(B) 6
(C) 9
(D) 11
(E) 14
a:
221 + 43 = 264/17 = 9 (Remainder) The answer is (C).
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