1) If ∆ ABC is right - angled triangle at B , AB = 6 cm , BC = 8 cm , then the length of the median drawn from B = ................... cm a) 3 b) 4 c) 5 d) 6 2) the additive inverse of √(9/25) is…………. a) -3/5 b) -5/3 c) 5/3 d) 25/9 3) If AD is a median of ∆ ABC , and M is the point of concurrence of the medians , then AD = ............ AM a) 2/3 b) 1/3 c) 1/2 d) 3/2 4) If x=y then ( (3/5 )x-y =……… a) 0 b) x c) 1 d) 2 5) If x∈ [ -3 , 3 ] then x2 ∈ ……………… a) [ -3 , 3 ] b) [ 0 , 9 ] c) ]-3 , 9 [ d) 3 or -3 6) the solution set of: 3x+1=25 in Q/ = ................ a) {23/3 } b) ∅ c) 1 d) 0 7) If A is any event from sample space then .……. ≤P(A)≤ 1 a) 0.5 b) 2 c) 0 d) 0.25 8) Find the value of : 3a2b + 8a ÷ 4b when a=-1 ,b=2 a) 4 b) 5 c) -12 d) 24 9) If (AB)2 = 25 and (BC)2 = 36 , B∈ AC find the length of AC a) 5 b) 6 c) 11 d) 61 10) In the triangle ABC , If AB = BC , m(∠C) = 800 , then m(∠A) = .......0 a) 80 b) 50 c) 40 d) 120

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