# crest data systems Interview Questions

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###### If cos 55° and sin 55° = 0.8 each then answer of 3 cos 125° + 5 sin 125° is A. 0.6 B. 1.6 C. 2.3 D. 2.5
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###### If a boat goes 7 km upstream in 42 minutes and the speed of the stream is 3 kmph then the speed of the boat in still water is: A. 11 km/hr B. 13 km/hr C. 15 km/hr D. 17 km/hr
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###### Find the odd man out. 7,13,19,25,29,37,43 A. 15 B. 20 C. 25 D. 30
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###### How many bricks, each measuring 25cm*11.25cm*6cm, will be needed to build a wall 8m*6m*22.5m A. 6100 B. 6400 C. 6600 D. 6800
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