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PERFECTION ACADEMY TEST TIME: - 180 MIN DATE: - 25/10/2023 SUB: - MATHS CLASS: - 10 ICSE MARKS: - 80 NAME: - _________________ Attempt all questions from Section A and any four questions from Section B SECTION A (40 Marks) (Attempt all questions from this Section.) Question 1 Choose the correct answers to the questions from the given options. [15] 1) If matrix A is of order 3 2 and matrix B is of order 2 2 then the matrix AB is of order: (a)3 2(b)3 1(c)2 3(d)1 3 2) The mean proportion between 9 and 16 is (a)25(b)144(c)7(d)12 3) A man deposited 500 per months for 6 months and received 3300 as the maturity value .the interest received by him is (a)1950(b)300(c)2000(d)none of these 4) The solution set representing the following number line is: 5) 6) 7) 8) 9) 10) 11) 12) (a) { : , 3 < 2} (b) { : , 3 < < 2} (c) { : , 3 < 2} (d) { : , 3 2} The first three terms of an arithmetic progression (A. P.) are 1, 9, 17, then the next two terms are: (a) 25 and 35 (b) 27 and 37 (c) 25 and 33 (d) none of these Ifx W then the solution set of the inequation > 7, is (a) {8, 9 ,10...} (b) {0, 1, 2, 3, 4, 5, 6} (c) {0, 1, 2 ,3...} (d) {- 8, - 9, - 10 ,...} The roots of the quadratic equation 4 7 + 2 = 0 are 1.390, 0.359. The roots correct to 2 significant figures are: (a) 1.39 and 0.36 (b) 1.3 and 0.35 (c) 1.4 and 0.36 (d) 1.390 and 0.360 1.5, 3 and 8 are in proportion, then x is equal to: (a)6 (b)4 (c)4.5 (d)16 If a polynomial 2 2 7 1 is divided by ( + 3), then the remainder is: (a)-4(b)38(c)-3(d)2 If 73 is the nth term of the arithmetic progression 3, 8, 13, 18 ..., then 'n' is: (a)13(b)14(c)15(d)16 The roots of the quadratic equation + 2 + 1 = 0 are: (a) Real and distinct (b) Real and equal (c) Distinct (d) Not real/ imaginary Which of the following statement is not true? (a) All identity matrices are square matrix (b) All null matrices are square matrix (c) For a square matrix number of rows is equal to the number of columns (d) A square matrix all of whose elements except those in the leading diagonal are zero is the diagonal matrix 1
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