question: If a man can cover 10 metres in one second, how many kilometres can he cover in 3 hours 45 minutes?
Options:
(A) 288
(B) 162
(C) 145
(D) 135
(E) 130
answer: Stream of consciousness: 10 m/s = 10 * 18/5 kmph
3 hours 45 minutes = 3 3/4 hours = 15/4 hours
Distance = speed * time = 10 * 18/5 * 15/4 km = 135 km. The answer is (D).


q: If 10 litres of an oil of Rs.54 per litres be mixed with 5 litres of another oil of Rs.66 per litre then what is the rate of mixed oil per litre?
Options:
(A) Rs.49.17
(B) Rs.58
(C) Rs.54.17
(D) Rs.55.33
(E) None of the above
a: Stream of consciousness: 54*10 = 540
66*5 = 330
870/15 = 58 The answer is (B).


question: A 400 meter long train crosses a man standing on the platform in 10 sec. What is the speed of the train?
Options:
(A) 144
(B) 108
(C) 278
(D) 126
(E) 112
answer: Stream of consciousness: S = 400/10 * 18/5 = 144 kmph The answer is (A).


q: Henry earns $120 a week from his job. His income increased and now makes $180 a week. What is the percent increase?
Options:
(A) 70%
(B) 60%
(C) 50%
(D) 40%
(E) 30%
a: Stream of consciousness: Increase = (60/120)*100 = (1/2)*100 = 50%. The answer is (C).


question: John has 5 flavors of chocolate in him shop. How many options are there for Jones to pick a one-flavor, two-flavor, three-flavor, four-flavor or five-flavor order?
Options:
(A) 22
(B) 31
(C) 43
(D) 37
(E) 38
answer: Stream of consciousness: 5C1 + 5C2+ 5C3+5C4+5C5 = 31. The answer is (B).


question: Find the product of the local value and absolute value of 4 in 20468?
Options:
(A) 1000
(B) 1100
(C) 1200
(D) 1340
(E) 1600
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: Local value of 4 = 4 x 100 = 400
Place value of 4 = 4
There fore = 4 x 400 = 1600 The answer is (E).