# Vconstruct (India) Interview Questions

###### 1 + cot²2θ = A. sec²2θ B. csc²2θ C. csc²θ D. sec²θ
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###### A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent? A. 6 B. 8 C. 10 D. 12
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###### If A = {3, 5, 7, 9, 11}, B = {7, 9, 11, 13}, C = {11, 13, 15}. Find A ∩ (B ∪ C).
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###### From an external point two tangents to a circle are drawn. The chord passing through the points of contact subtends an angle72° at the centre. The angle between the tangents is? A. 36° B. 72° C. 108° D. 144°
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###### Dimensions of plane includes A. breadth and length B. depth and length C. breadth only D. length only
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###### If a : b = 4 : 1, then find (a – 3b)/(2a – b). A. 5/6 B. 5/7 C. 5/8 D. 5/9
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