The squared value of the diagonal of a rectangle is (64 + B2) sq cm, where B is less than 8 cm. What is the breadth of that rectangle?
Options:
(A) 6 cm
(B) 10 cm
(C) 8 cm
(D) Data inadequate
(E) None of these
Answer and stream of consciousness: (A)
Stream of consciousness: Diagonal2 = 64 + B2 or, 10(2) = 64 + 6(2)

Some persons can do a piece of work in 12 days. Two times the number of these people will do half of that work in?
Options:
(A) 3
(B) 4
(C) 5
(D) 6
(E) 8
Answer and stream of consciousness: (A)
Stream of consciousness: 12/ (2 * 2) = 3 days

Scott's average (arithmetic mean) golf score on his first four rounds was 58.What score does he need on his fifth round to drop his average score by 2 points?
Options:
(A) 48
(B) 72
(C) 78
(D) 88
(E) 312
Answer and stream of consciousness: (A)
Stream of consciousness: Average score for first 4 rounds = 58
Average score after 5 rounds = 56
Score Scott needs on his 5th round to drop average score by 2 points = 58 - (2*5) = 48

A train 280 m long, running with a speed of 63 km/hr will pass a tree in?
Options:
(A) 22 sec
(B) 16 second
(C) 77 sec
(D) 55 sec
(E) 17 sec
Answer and stream of consciousness:
(B)
Stream of consciousness: Speed = 63 * 5/18 = 35/2 m/sec
Time taken = 280 * 2/35 = 16 sec