Chella Software Interview Questions

Two pipes A and B can fill a tank in 36hours and 45hours respectively.If both the pipes are opened simultaneously,how much time will be taken to fill the tank? A. 10 hours B. 20 hours C. 30 hours D. 40 hours
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How many 4-letter words with or without meaning, can be formed out of the letters of the word, ‘LOGARITHMS’, if repetition of letters is not allowed? A. 5040 B. 0405 C. 405 D. 5004
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A person borrows Rs. 5000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 6 p.a for 2 years. Find his gain in the transaction per year. A. 112.50 Rs B. 110 Rs C. 108 Rs D. 106 Rs
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582, 605, 588, 611, 634, 617, 600 ? A. 434 B. 534 C. 634 D. 734
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In ten years, A will be twice as old as B was 10 years ago. If A is now 9 years older then B. Find the present age of B ? A. 37 years B. 39 years C. 41 years D. 43 years
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The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is: A. 52 : 53 B. 53 : 52 C. 54 : 52 D. 52 : 54
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