q: List K consists of 14 consecutive integers. If -4 is the least integer in list K, what is the range of the positive integers in list K?
Options:
(A) 5
(B) 6
(C) 7
(D) 8
(E) 12
a: Stream of consciousness: Answer = D = 8
If least = -4, then largest = 9
Range = 9 - 1 = 8 The answer is (D).

question: If 4 men can color 48 m long cloth in 2 days, then 6 men can colour 36 m long cloth in
Options:
(A) 1 day
(B) 2 days
(C) 3 days
(D) 4 days
(E) 5 days
answer: 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 6 = 1 day. The answer is (A).

q: A train 500 meters long completely crosses a 300 meters long bridge in 45 seconds. What is the speed of the train is?
Options:
(A) 32
(B) 28
(C) 49
(D) 64
(E) 21
a: Stream of consciousness: S = (500 + 300)/45 = 800/45 * 18/5 = 64 The answer is (D).

question: Find the product of the localvalue and absolutevalue of 3 in 20368?
Options:
(A) 1000
(B) 1100
(C) 1200
(D) 900
(E) 10000
answer: Stream of consciousness: Local value of 3 = 3 x 100 = 300
Place value of 3 = 3
There fore = 3 x 300 = 900 The answer is (D).

q: A person spends 40% of his salary on food, 25% on house rent, 15% on entertainment and 5% on conveyance. If his savings at the end of the month is Rs. 1200, then his salary per month in rupees is:
Options:
(A) 4000
(B) 6000
(C) 8000
(D) 10000
(E) None of these
a: Stream of consciousness: Total expenditure = 40 + 25 + 15 + 5 = 85%
Saving = (100 - 85) = 15%
15/100 Salary = 1200, Salary = 8000 Rs. The answer is (C).

q: If P(A) = 2/15, P(B) = 7/15, and P(A B) = 16/15 Find P(A|B)
Options:
(A) 1/2
(B) 16/7
(C) 3/2
(D) 4/5
(E) 4/7
a:
Stream of consciousness: P(A|B) = P(A B)/P(B)
P(A|B) = (16/15)/(7/15) = 16/7. The answer is (B).