Part-A: 1. If P(A1)=0.63 then the value of P(A) is a) 0.47 b) 0.47 c) 0.73 d) 0.37
2. The fourth proportional of 4,5,24 is a) 30 b) 28 c) 32 d) 26
3.The value of lim?→1 x3 +4/ 1+ x is a) 5/2 b) 2/5 c) 6/5 d)9/5
4. 7. The number of arrangements that can be made with the letters of the word ‘MONDAY’ is ___________
5. The number of of 10 different precious stones be set to form a necklace is_______________
6. There are 4 routes to go from A to B and 3 routes to go from B to C then the number of ways to go from A to C via B is _______________
7. The negation of “(pvr)→q” is_______________
8. The sum or difference of trigonometric functions of Cos4?. Sin2A is_______________
9. Write the triplicate ratio of 3:5.
Part-B: Answer any SIX of the following questions: 17. In how many ways can 6 people be chosen out of 10 people if one particular person is always included? 18. Find the number of triangles that can be formed out of 20 points in which 8 are collinear. 19. From a well shuffled pack of 52 cards, one card is drawn at random. Find the probability of getting either a king or a queen card. 20. Three numbers are in the ratio 2:3:4. If the sum of their squares is 1856. Find the numbers. 21. If 16 men can construct a house in 90 days then how many days will 15 men construct a similar house? 22. BD and BG on a certain bill due after sometime are Rs.1250 and Rs. 50 respectively. Find the face value of the bill? 23. Find the equation to a parabola with vertex (0,0), focus (0, -3) and directrix is y = 3. 24. Find focus, length of latus rectum of the parabola y2 =16x
Instructions: i) The question paper has 5 Parts A, B, C, D and E. Answer all the Parts. ii) Part – A carries 20 marks, Part – B carries 12 marks, Part – C carries 15 marks, Part – D carries 25 marks and Part – E carries 8 marks. iii) Write the question number properly as indicated in the question paper.
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