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Brooklyn School Dehradun Mathematics: X Science First Quarterly Examination :2023 MM- 80 Time: 2 Hrs 30 mins Note: Attempt all Questions from section A and any four questions from section B. section A Q-1 Choose the correct answers to the questions from given options : i) ii) [15] The CGST paid by the consumer to the retailer for an article which priced at Rs. 1050 is Rs 55. The rate of GST charged is : a) 10.8 % b) 10 % c) 10.47% d) 11 % The solution set for the given inequation is: 2<2x - 6 2 , x W. a) { 1,2,3,4,5} b) { 0,1,2,3,4} c) { 0,1,2,3,4,5} d) { 0,1,2,3,4,5,6} iii) The probability of head coming in the throw of coin containing tail in both the sides is given by p then the expected value of p is given by: i) P=1 ii) p < 1 iii) p > 0 iv) p=0 iv)If the roots of the given quadratic equation are real and equal then the value of discriminant is i) -1 ii) 0 v) If ( x+2) is a factor of a) 12 vi) 2 1 0 7 a)2 x 1 vii) iii) 1 1 0 iv) Infinite 3x3+2x2-4x-4. b) 18 A= : 0 1 c) -12 d) -18 then the order of matrix A is given by: b) 2 x 2 c) 1 x 2 d) 1 x 1 45,42, 39, 36,_____ are the A.P . The value of 10 th term is : a) -20 b) 18 c) -18 d) -20 viii) The total investment on Rs, 100 share available at 20 % premium is Rs 12000, then the number of shares received are :
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