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SMT. SULOCHANADEVI SINGHANIA SCHOOL, THANE Class Subject Exam Date 10 Mathematics Prelim 30.01.2021 General Instructions: Marks Time 80 2 Hrs. Total No. of printed sides 5 1. Attempt all questions from section A 2. Attempt any 4 complete questions from section B 3. All working, including rough work must be clearly shown and must be done on the same sheet as the rest of the answer. 4. Omission of essential working will result in loss of marks. SECTION A (40 MARKS) Attempt all questions from this section QUESTION 1 A) Solve the following inequation and represent the solution on a real number line 2 1 3 2 6 2 1 , [3] B) Milk from a cylindrical can 30 cm deep and radius 16 cm is poured into cylindrical glasses 4cm in diameter and height 8 cm. Find out how many such glasses can be filled. [3] C) If A = [ 3 2 7 0 ] , B=[ 4 5 2 1 ] and C = [ 3 4 5 ] Find AB 5C + B 6 [4] QUESTION 2 A) Solve and write the answer correct to 3 significant figures: 5 2 3 4 = 0 [3] B) Cards numbered 11, 12, 13, 14, , 28, 29, 30 are put in a box and mixed thoroughly. One card is drawn from the box at random. Find the probability that the number on the card is - i) a prime number ii) a number divisible by 2 and 3 iii) a perfect square. [3] C) ACBD is a quadrilateral in a circle with centre O . If ACB = 1400 . Find : (i) ADB (ii) AOB (iii) OAB . [4] 1
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