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SMT. SULOCHANADEVI SINGHANIA SCHOOL, THANE Exam Class Subject Date Marks Time No. of sides Prelims X Maths 16-01-04 80 2 hrs 6 General Instructions: 1. Attempt all questions from Section A. 2. Attempt any four questions from Section B. 3. All working, including rough work, must be clearly shown, and must be done on the same sheet as rest of the answer. 4. Omission of essential working will result in loss of marks. SECTION A (Attempt all questions from this section) Question 1 Choose the correct answer to the question from the given options and write in the separate answer sheet. [15] 1) The centroid of triangle whose vertices are (5, -6), (-2, 3) and (-6, 15) is A) (1, -4) B) (-1, -4) C) (-1, 4) D) (1, 4) 2) 5 2 5 2 + 1 is equal to A) -4 B) 6 C) 4 D) 7 3) The reflection of the point A (5, 0) in the line y = 0 is A) (5, 0) B) (0, 5) C) (-5, 0) D) (0, -5) 4) If nth term of an AP is 13 4 , then the 20th term is A) -67 B) 67 C) 76 D) -76 5) Arjun invests 8800 in buying shares of face value 100 each at a premium of 10%, the number of shares he bought is A) 88 B) 880 C) 80 D) 800 6) The of the line whose equation is 11 5 + 2 = 0 A) 5 11 B) 2 5 C) 11 5 D) 5 2 7) If 6 is the mean proportional between two numbers x and y and 48 is the third proportional to x and y, then the numbers are: A) = 3, = 12 B) = 4, = 9 C) = 6, = 6 D) = 9, = 24 8) The value of k for which the quadratic equation 16 2 + 4 + 9 = 0 has real and equal roots are 1
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