q: 100 is increased by 50%. Find the final number.
Options:
(A) 100
(B) 110
(C) 150
(D) 155
(E) 160
a: Stream of consciousness: Final number = Initial number + 50%(original number) = 100 + 50%(100) = 100 + 50 = 150. The answer is (C).

question: The average amount with a group of seven numbers is Rs. 20. If the newly joined member has Rs. 50 with him, what was the average amount with the group before his joining the group?
Options:
(A) Rs.17
(B) Rs.76
(C) Rs.15
(D) Rs.72
(E) Rs.71
answer: Stream of consciousness: Total members in the group = 7
Average amount = Rs. 20
Total amount with them = 7 * 20 = Rs. 140
One number has Rs. 50. So, the amount with remaining 6 people = 140 - 50 = Rs. 90
The average amount with them = 90/6 = Rs. 15. The answer is (C).

q: A train of 24 carriages, each of 60 meters length, when an engine also of 60 meters length is running at a speed of 60 kmph. In what time will the train cross a bridge 3.5 km long?
Options:
(A) 4
(B) 3
(C) 5
(D) 7
(E) 9
a: Stream of consciousness: D = 25 * 60 + 3500 = 5000 m
T = 5000/60 * 18/5 = 300 sec = 5 mins The answer is (C).

question: Which of the options is a two-digit number, which has a unit's digit that exceeds its ten's digit by 3 and the product of the given number and the sum of its digits is equal to 175.
Options:
(A) 25
(B) 36
(C) 47
(D) 52
(E) 63
answer: Stream of consciousness: Using the elimination method the option that fits this description is 25
5-2 = 3 (unit's digit that exceeds its ten's digit by 3)
25*7 = 175 (the product of the given number and the sum of its digits is equal to 175) The answer is (A).

q: A woman has 4 shirts, 5 pants and 2 belts. How many different clothing combinations can she wear?
Options:
(A) 11
(B) 20
(C) 40
(D) 60
(E) 4
a: Stream of consciousness: 4 shirts x 5 pants x 2 belts = 40 The answer is (C).

q: A no.when divided by 222 gives a remainder 43, what remainder will beobtained by dividingthe same no.17?
Options:
(A) 2
(B) 7
(C) 9
(D) 10
(E) 15
a:
Stream of consciousness: 222 + 43 = 265/17 = 10 (Remainder) The answer is (D).