Reasoning: Let the distance covered by the taxi be 'x' km. Then, distance covered by bus = (60 x) km. 20x + 10 (60 x)20x + 600 10x = 800 10x = 200 x = 20 km. He traveled 20 km by taxi.
Ans: (E)
Question: If man pays 20 for each km which he travels by taxi
and 10 for each km which he travels by bus. If in one
week he payed 800 for traveling 60 km. How many kilometers did he travel by taxi ?
Options:
(A) 23
(B) 78
(C) 27
(D) 29
(E) 20
Rationale: All others have two vowels each
The answer: (B)
Question: Four of the following five are alike in a certain way and so form a group. which one does not belong to that group?
Options:
(A) Tooth
(B) Chin
(C) Nose
(D) Eye
(E) Hand
Reasoning: 252 = 2 x 2 x 3 x 3 x 7.
Ans: (A)
Question: 252 can be expressed as a product of primes as :
Options:
(A) 2 x 2 x 3 x 3 x 7
(B) 2 x 2 x 2 x 3 x 7
(C) 3 x 3 x 3 x 3 x 7
(D) 2 x 3 x 3 x 3 x 7
(E) 2 x 3 x 7 x 3 x 2
Rationale: If x = 2 then f(x) = 8/15 and f(1/x) = -8/15 which is equal to -f(x)
The answer: (A)
Question: If f(x) = x^3/(x^4 - 1), what is f(1/x) in terms of f(x)?
Options:
(A) -f(x)
(B) f(x)
(C) 2*f(x)
(D) 1/f(x)
(E) 2/f(x)
Reasoning: T = 192/32 = 6 h
T = 6 - 3 = 3
Time Ratio = 6:3 = 2:1
Speed Ratio = 1:2
Ans: (A)
Question: A motorcyclist goes from Bombay to Pune, a distance of 192 kms at an average of 32 kmph speed. Another man starts from Bombay by car 2 hours after the first, and reaches Pune hour earlier. What is the ratio of the speed of the motorcycle and the car?
Options:
(A) 1:2
(B) 1:5
(C) 1:3
(D) 1:1
(E) 1:7
Reasoning: Increase = (25/50)*100 = (1/2)*100 = 50%.
Ans: (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%