# Celigo Interview Questions

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###### If R = {(1, 2),(2, 3),(3, 3)} be a relation defined on A= {1, 2, 3} then R . R (= R2) is A. {(1, 2),(1, 3),(3, 3)} B. {(1, 3),(2, 3),(3, 3)} C. {(2, 1),(1, 3),(2, 3)} D. R itself
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###### For any acute angle, sine A is equal to A. sin (2A - 180°) B. sin (180° + A) C. sin (180° - A) D. sin (90° - A)
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###### If Rs.20 is the True Discount on Rs260due after a certain time.What wil be true discount on the same sum due after half of the former time, the rate of interest being the same? A. Rs.9.14 B. Rs.10.40 C. Rs.10.14 D. Rs.9.40
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###### The banker’s gain of a certain sum due 2 years hence at 10% per annum is Rs. 24. The present worth is : A. Rs. 200 B. Rs. 400 C. Rs. 600 D. Rs. 800
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###### Two pipes A and B can fill a cistern in 12 minutes and 15 minutes respectively while a third pipe C can empty the full tank in 6 minutes. A and B are kept open for 5 minutes in the beginning and then A. 15 min B. 25 min C. 35 min D. 45 min
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