question:A train 90 meters long completely crosses a 200 meters long bridge in 36 seconds. What is the speed of the train is?
Options:
(A) 29
(B) 40
(C) 25
(D) 66
(E) 09
answer:(A)
Stream of consciousness:S = (90 + 200)/36 = 290/36 * 18/5 = 29

question:A no. when divided by the sum of 555 and 445 gives 2times their difference as quotient & 60 as remainder. Find the no. is?
Options:
(A) 145646
(B) 236578
(C) 645353
(D) 456546
(E) 220060
answer:(E)
Stream of consciousness:(555 + 445) * 2 * 110 + 60 = 220000 + 60 = 220060

question:The edge of a cube is 6a cm. Find its surface?
Options:
(A) 116a2 cm2
(B) 126a2 cm2
(C) 256a2 cm2
(D) 150a2 cm2
(E) 216a2 cm2
answer:
(E)
Stream of consciousness:6a2 = 6 * 6a * 6a = 216a2