q: If the cost price of 50 articles is equal to the selling price of 35 articles, then the gain or loss percent is?
Options:
(A) 16
(B) 127
(C) 12
(D) 18
(E) 43
a: Stream of consciousness: Percentage of profit = 15/35 * 100 = 43% The answer is (E).

question: Rita can knit a pair of socks in 3 days. Sita can knit the same in 6 days. If they are knitting together, in how many days will they knit two pairs of socks.
Options:
(A) 4
(B) 1
(C) 2
(D) 5
(E) 6
answer: Stream of consciousness: 1 /3+ 1/6 = 1 /2 Together they will take, 1/ 1/2 = 2 The answer is (C).

q: The inverse ratio of 9: 2: 1 is?
Options:
(A) 1:9:18
(B) 2:9:18
(C) 2:7:18
(D) 2:13:18
(E) 2:9:15
a: Stream of consciousness: 1/9: 1/2: 1/1 = 2:9:18 The answer is (B).

question: The price of a T.V. set worth Rs. 70000 is to be paid in 20 installments of Rs. 1000 each. If the rate of interest be 6% per annum, and the first installment be paid at the time of purchase, then the value of the last installment covering the interest as well will be?
Options:
(A) 22678
(B) 26699
(C) 69000
(D) 19000
(E) 26711
answer: Stream of consciousness: Money paid in cash = Rs. 1000
Balance payment = (70000 - 1000) = Rs. 69000 The answer is (C).

q: Find the odd man out? 3, 7, 15, 17, 22, 27, 29
Options:
(A) 15
(B) 17
(C) 22
(D) 27
(E) 0
a: Stream of consciousness: Each of the numbers is odd number except 22. The number 22 is the only even number. The answer is (C).

q: How much is 80% of 40 is greater than 4/5 of 25?
Options:
(A) 22
(B) 67
(C) 88
(D) 12
(E) 66
a:
Stream of consciousness: (80/100) * 40 (4/5) * 25
32 - 20 = 12 The answer is (D).