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BALDWIN BOY'S HIGH SCHOOL MODEL EXAMINATION JANUARY 2023 MATHEMATICS Class:X Time:2Hours Date:1-01-20a3 Max. Marks : 80 General Instructions Intended for the question are given in the brackets Reading time for the paper is 15 minutes Section A (Attempt all questions from this section) Question 1. Choose the correct answers to the questions from the given options [15] i. A dealer in a city buys some goods worth Rs.6000 from the same city. Ifthe rate of GST is 18% find SGST paid a) Rs.1080 ii. b) Rs.540 d) Rs.6540 c)Rs.7080 When the roots of a quadratic equation are imaginary then the discriminant of the quadratic equation is a) equal to zero b) greater than zero c) less than zero d) infinity ii. Find the value of k for which x is equal to 2 is a root ofequation kx2 +2x -3 is equal to is equal to zero b) a) d) iv. A point P is reflected in the x-axis,co-ordinates of its image are (8, -7) find the co-ordinates of P a) (-8,7) b)(-8,-7) c) (-7,8) d) (8,7) v. In AABC, AB=4cm, BC=3cm, ZB=90 and In ADEF, DE-24cm, EF=18cm, 2E=90 then the triangles are similar by the axiom a) SSS b) SAS d) RHS c) AAA vi. Order of matrix A is 1x2 and order of B is 2x3 then the order ofmatrix AxB is a) 2x2 d) 2x3 c) 3x1 b) 1x3 vii. 5, 8, 11, 14...... . are in arithmeticprogression, the value of 1Oth term is a) 20 c)32 b) 23 d) 3 vii. The volume of a right circular cone with same base and radius and height as that of a right circular cylinder is 60 cm', the volume of the cylinder is a) 180 cm b) 20 cm c) 360 cm ix. The solution set for the given in equation is -2 <y<4 a) {1.2,3) b) {0,1.2,3 d) 90 cm xEN c)-1,0,1,2 d) (-2-1,0,1,2.3}
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