q: The average age of A, B and C is 29 years. If the average age of A and C is 32 years, what is the age of B in years ?
Options:
(A) 19
(B) 35
(C) 20
(D) 32
(E) 23
a: Stream of consciousness: Age of B = Age of (A + B + C) Age of (A + C) = 29 3 32 2 = 87 64 = 23 years The answer is (E).

question: Rs.1300 is divided into three parts A, B and C. How much A is more than C if their ratio is 1/2:1/3:1/4?
Options:
(A) 387
(B) 736
(C) 300
(D) 345
(E) 635
answer: Stream of consciousness: 1/2:1/3:1/4 = 6:4:3
3/13*1300 = 300 The answer is (C).

q: Which value of x does statisfy the inequality 2x2 + x 3 < 0?
Options:
(A) -32 < x < 1
(B) -1 < x < 32
(C) x > 1
(D) x < -25
(E) None of these
a: Stream of consciousness: 2x2 + x 3 < 0
(x 1)(2x + 3) < 0 or, -32 < x < 1 The answer is (A).

question: The squared value of the diagonal of a rectangle is (64 + B2) sq cm, where B is less than 8 cm. What is the breadth of that rectangle?
Options:
(A) 6 cm
(B) 10 cm
(C) 8 cm
(D) Data inadequate
(E) None of these
answer: Stream of consciousness: Diagonal2 = 64 + B2 or, 10(2) = 64 + 6(2) The answer is (A).

q: If rupee one produces rupees nine over a period of 40 years, find the rate of simple interest?
Options:
(A) 22 1/8 %
(B) 22 9/2 %
(C) 22 1/7 %
(D) 22 1/2 %
(E) 21 1/2 %
a: Stream of consciousness: 9 = (1*40*R)/100
R = 22 1/2 % The answer is (D).

q: If a man can cover 12 metres in one second, how many kilometres can he cover in 3 hours 45 minutes?
Options:
(A) 118 km
(B) 162 km
(C) 1767 km
(D) 1887 km
(E) 177 km
a:
Stream of consciousness: 12 m/s = 12 * 18/5 kmph
3 hours 45 minutes = 3 3/4 hours = 15/4 hours
Distance = speed * time = 12 * 18/5 * 15/4 km = 162 km. The answer is (B).