1. The equation of the common tangent to the curves y = 8x and xy = -1 is - (A) x 2y+8 = 0 - (C) y 2x+1 = 0 (B) x (D) y y+2=0 3x+2 = 0 2. Volume of parallelepiped with diagonals of three non-parallel adjacent faces along +1, + and k + will be: (A) 1 (B) 2 (C) 3 (D) None of these 3. In a survey of 200 passengers, It was found that 49% liked to travel on bus, 53% liked flight and 62% liked to travel on train, also, 27% liked to travel on both bus and flight, 29% liked to travel on both flight and train and 28% liked to travel on both train and bus, 5% of these liked none of these transport. The number of passengers who liked at least two of the mode of transports are: (A) 120 (B) 108 (C) 124 (D) 104 4. Find the image of the point (0,-1,-3) in the plane 3x - y + 4y = 2. (A) (3,-2,1) (B) (C) (-3,-2,-1) (D) None of these (@z--) ()(~5-45,-) (0)Ne 5. The converse of (x A (~ y)) k is (A)~k (~xvy) (C) (~xvy) ~ k (B) k (~x A) (D) None of these of