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Two Threes
Obtain 20 using two threes. (You can use any mathematical sign or operation)
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Counterfeit Coin
In 80 coins 1 coin is counterfeit which is minimum no. of weighings to find out counterfeit coin.
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bus
A non stop bus to Amritsar overtakes an auto also moving towards Amritsar at 10 am. The bus reaches Amritsar at 12.30 pm and starts on the return journey after 1 hr. On the way back it meets the auto at 2 pm. At what time the auto will reach Amritsar?
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Size of Bucket
The size of the bucket is N kb. The bucket fills at the rate of 0.1 kb per millisecond. A programmer sends a program to receiver. There it waits for 10 milliseconds. And response will be back to programmer in 20 milliseconds. How much time the program takes to get a response back to the programmer, after it is sent?
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Program Memory Occupied
The size of a program is N. And the memory occupied by the program is given by M = square root of 100N. If the size of the program is increased by 1% then how much memory now occupied?
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Tree problem
A tree grows only 3/5 as fast as the one beside it. In four years the combined growth of the two trees is eight feet. How much does the shorter tree grow in two years? (a) Less than 2 feet (b) 2feet (c) 2 1/2 feet (d) 3 feet (e) more than 3 feet.