q: If 21 WOMen and 12 men can finish the work in 42 days.How many men should accompany 42 women to that the work will be completed in ten and half days???
Options:
(A) 40
(B) 45
(C) 50
(D) 60
(E) 15
a: Stream of consciousness: 15 men using chain rul The answer is (E).

question: The average of fifteen results is 593 and that of the first fourteen is 594. The fifteenth result is?
Options:
(A) 575
(B) 602
(C) 579
(D) 586
(E) 592
answer: Stream of consciousness: 15 * 593 14 * 594 = 579 The answer is (C).

q: John left home and drove at the rate of 45 mph for 2 hours. He stopped for lunch then drove for another 3 hours at the rate of 45 mph to reach his destination. How many miles did John drive?
Options:
(A) 235 miles.
(B) 245 miles.
(C) 225 miles.
(D) 265 miles.
(E) 275 miles.
a: Stream of consciousness: The total distance D traveled by John is given by
D = 45 * 2 + 3 * 45 = 225 miles. The answer is (C).

question: Find the least number must be subtracted from 427398 so that remaining no.is divisible by 15?
Options:
(A) 3
(B) 5
(C) 7
(D) 8
(E) 9
answer: Stream of consciousness: On dividing 427398 by 15 we get the remainder 3, so 3 should be subtracted The answer is (A).

q: The average of first four prime numbers greater than 30 is?
Options:
(A) 38
(B) 20
(C) 30
(D) 40
(E) 50
a: Stream of consciousness: 31 + 37 + 41 + 43 = 152/4 = 38 The answer is (A).

q: Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?
Options:
(A) 10
(B) 12
(C) 7
(D) 8
(E) 9
a:
Stream of consciousness: This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted. The answer is (A).