q: A train 250 m long running at 72 kmph crosses a platform in 25 sec. What is the length of the platform?
Options:
(A) 150m
(B) 200m
(C) 250m
(D) 270m
(E) 300 m
a: Stream of consciousness: D = 72 * 5/18 = 25 = 500 – 250 = 250m The answer is (C).


question: The H.C.F. of two numbers is 11 and their L.C.M. is 7700. If one of the numbers is 275, then the other is:
Options:
(A) 279
(B) 283
(C) 308
(D) 318
(E) 328
answer: Stream of consciousness: Other number = (11 x 7700)/275 = 308. The answer is (C).


q: How many positive integers less than 500 can be formed using the numbers 1,2,3,and 5 for digits, each digit being used only once.
Options:
(A) 22
(B) 34
(C) 73
(D) 26
(E) 11
a: Stream of consciousness: Single digit numbers = 4
Double digit numbers = 4 x 3 = 12
Three digit numbers = 3 x 3 x 2 x 1 = 18
Total = 34 The answer is (B).


question: The sale price shirts listed for Rs.400 after successive discount is 10% and 5% is?
Options:
(A) 280
(B) 290
(C) 342
(D) 250
(E) 253
answer: Stream of consciousness: 400*(90/100)*(95/100) = 342 The answer is (C).


q: Twenty percent of Country Y's yearly exports come from fruit exports. One-fourth of all fruit exports from Country Y are orange exports. If country Y generates $40 million from its orange exports, how much money does it generate from its yearly total of exports?
Options:
(A) $21.25m
(B) $800m
(C) $106.25m
(D) $127.5m
(E) $153m
a: Stream of consciousness: 20/100*1/4*(total) = 40
1/20*(total) = 40
(total) = 40*20 = 800 The answer is (B).


q: If 12 men can reap 120 acres of land in 36 days, how many acres of land can 54 men reap in 54 days?
Options:
(A) 277
(B) 810
(C) 888
(D) 166
(E) 199
a:
Stream of consciousness: 12 men 120 acres 36 days
54 men ? 54 days
120 * 54/12 * 54/36
10 * 54 * 3/2
54 * 15 = 810 The answer is (C).
q: A train 250 m long running at 72 kmph crosses a platform in 25 sec. What is the length of the platform?
Options:
(A) 150m
(B) 200m
(C) 250m
(D) 270m
(E) 300 m
a: Stream of consciousness: D = 72 * 5/18 = 25 = 500 – 250 = 250m The answer is (C).


question: The H.C.F. of two numbers is 11 and their L.C.M. is 7700. If one of the numbers is 275, then the other is:
Options:
(A) 279
(B) 283
(C) 308
(D) 318
(E) 328
answer: Stream of consciousness: Other number = (11 x 7700)/275 = 308. The answer is (C).


q: How many positive integers less than 500 can be formed using the numbers 1,2,3,and 5 for digits, each digit being used only once.
Options:
(A) 22
(B) 34
(C) 73
(D) 26
(E) 11
a: Stream of consciousness: Single digit numbers = 4
Double digit numbers = 4 x 3 = 12
Three digit numbers = 3 x 3 x 2 x 1 = 18
Total = 34 The answer is (B).


question: The sale price shirts listed for Rs.400 after successive discount is 10% and 5% is?
Options:
(A) 280
(B) 290
(C) 342
(D) 250
(E) 253
answer: Stream of consciousness: 400*(90/100)*(95/100) = 342 The answer is (C).


q: Twenty percent of Country Y's yearly exports come from fruit exports. One-fourth of all fruit exports from Country Y are orange exports. If country Y generates $40 million from its orange exports, how much money does it generate from its yearly total of exports?
Options:
(A) $21.25m
(B) $800m
(C) $106.25m
(D) $127.5m
(E) $153m
a: Stream of consciousness: 20/100*1/4*(total) = 40
1/20*(total) = 40
(total) = 40*20 = 800 The answer is (B).


q: If 12 men can reap 120 acres of land in 36 days, how many acres of land can 54 men reap in 54 days?
Options:
(A) 277
(B) 810
(C) 888
(D) 166
(E) 199
a:
user
Stream of consciousness: 12 men 120 acres 36 days
54 men ? 54 days
120 * 54/12 * 54/36
10 * 54 * 3/2
54 * 15 = 810 The answer is (C).
assistant
q: A train 250 m long running at 72 kmph crosses a platform in 25 sec. What is the length of the platform?
Options:
(A) 150m
(B) 200m
(C) 250m
(D) 270m
(E) 300 m
a: Stream of consciousness: D = 72 * 5/18 = 25 = 500 – 250 = 250m The answer is (C).


question: The H.C.F. of two numbers is 11 and their L.C.M. is 7700. If one of the numbers is 275, then the other is:
Options:
(A) 279
(B) 283
(C) 308
(D) 318
(E) 328
answer: Stream of consciousness: Other number = (11 x 7700)/275 = 308. The answer is (C).


q: How many positive integers less than 500 can be formed using the numbers 1,2,3,and 5 for digits, each digit being used only once.
Options:
(A) 22
(B) 34
(C) 73
(D) 26
(E) 11
a: Stream of consciousness: Single digit numbers = 4
Double digit numbers = 4 x 3 = 12
Three digit numbers = 3 x 3 x 2 x 1 = 18
Total = 34 The answer is (B).


question: The sale price shirts listed for Rs.400 after successive discount is 10% and 5% is?
Options:
(A) 280
(B) 290
(C) 342
(D) 250
(E) 253
answer: Stream of consciousness: 400*(90/100)*(95/100) = 342 The answer is (C).


q: Twenty percent of Country Y's yearly exports come from fruit exports. One-fourth of all fruit exports from Country Y are orange exports. If country Y generates $40 million from its orange exports, how much money does it generate from its yearly total of exports?
Options:
(A) $21.25m
(B) $800m
(C) $106.25m
(D) $127.5m
(E) $153m
a: Stream of consciousness: 20/100*1/4*(total) = 40
1/20*(total) = 40
(total) = 40*20 = 800 The answer is (B).


q: If 12 men can reap 120 acres of land in 36 days, how many acres of land can 54 men reap in 54 days?
Options:
(A) 277
(B) 810
(C) 888
(D) 166
(E) 199
a:
Stream of consciousness: 12 men 120 acres 36 days
54 men ? 54 days
120 * 54/12 * 54/36
10 * 54 * 3/2
54 * 15 = 810 The answer is (C).