office of the deputy prime minister Interview Questions

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How many envelopes can be made out of a sheet of paper 100 cm by 75 cm, supposing 1 envelope requires 20 cm by 5 cm piece of paper? A. 65 envelops B. 70 envelops C. 75 envelops D. 80 envelops
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The sum of the present ages of two persons A and B is 60. If the age of A is twice that of B, find the sum of their ages 5 years hence? A. 55 B. 60 C. 65 D. 70
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If A = (1, 2, 3, 4). Let ~= {(1, 2), (1, 3), (4, 2)}. Then ~ is A. reflexive B. transitive C. symmetric D. not anti-symmetric
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If LCM of two number is 693, HCF of two numbers is 11 and one number is 99, then find other A. 55 B. 66 C. 77 D. 88
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A sailor sails a distance of 48 km along the flow of a river in 8 h. If it takes 12 h to return the same distance, then the speed of the flow of the river is A. 1 km/hr B. 2 km/hr C. 3 km/hr D. 4 km/hr
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