⟩ Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case. A. 4 B. 7 C. 9 D. 13
A. 4
A. 4
What is Jack's present age? I. Five years ago, Jack's age was double that of his son's age at that time. II. Present ages of Arun and his son are in the ratio of 11 6 respectively. III. Five years hence, the respective ratio of Jack's age and his son's age will become 12 7. A. Only I and II B. Only II and III C. Only I and III D. Any two of the three E. None of these
The least perfect square, which is divisible by each of 21, 36 and 66 is A. 213444 B. 214344 C. 214434 D. 231444
.009? = .01 A) .0009 B) .09 C) .9 D) 9
Which of the following fraction is the largest? A. 78 B. 1316 C. 3140 D. 6380
3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day? A. 9 B. 10 C. 11 D. 12
A man took loan from a bank at the rate of 12% p.a. simple interest. After 3 years he had to pay Rs. 5400 interest only for the period. The principal amount borrowed by him was A. Rs. 2000 B. Rs. 10,000 C. Rs. 15,000 D. Rs. 20,000
One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in A. 81 min. B. 108 min. C. 144 min. D. 192 min.
A motorboat, whose speed in 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is A. 4 B. 5 C. 6 D. 10
If 20% of a = b, then b% of 20 is the same as A. 4% of a B. 5% of a C. 20% of a D. None of these
A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges? A. 20 B. 24 C. 30 D. 33