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M.K.V.V. International Vidyalaya Prelim II (2020-21) Subject: Mathematics Std: X Marks: 80 Time: 3 Hrs General instructions: 1) This question paper contains parts A and B. 2) Both Part A and Part B have internal choices. Part A 1) It consists of section I and section II 2) Section I has 16 questions of 1 mark each. 3) Section II has 4 questions on case study. Each case study has 5 case-based sub parts. Attempt any 4 out of 5 Part B 1) Question No. 21 to 26 carry 2 marks each 2) Question No. 27 to 33 carry 3 marks each 3) Question No. 34 to 36 carry 5 marks each. PART A Section I Q.1 Write fundamental Theorem of Arithmetic. Q.2 Check 14 ends with zero or not? Q.3 Write a quadratic polynomial whose zeros are ( 2 + 2) (2 2) Q.4 Write nature of linear equation: 3 + 5 = 7 10 + 6 = 10 Q. 5 Solve: 2 X2 - (3/ 2) X + (1/ 2) Q.6 Which term of the AP : 27, 24, 21 is zero. OR In an AP if d = - 4, n= 7, an = 4 , then find a.
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