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, JSS INTERNATIONAL SCHOOL, DUBAI GRADE: 10 Marks: 80 MOCK I EXAMINATION (2019-2020) MATHEMATICS DATE:17-11-2019 Duration: 2 Hrs Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the question paper. The time given at the head of this Paper is the time allowed for writing the answers. Attempt all questions from Section A and any four questions from Section B. All working, including rough work, must be clearly shown and must be done on the same sheet as the rest of the answer. Omission of essential working will result in loss of marks. The intended marks for questions or parts of questions are given in brackets [ ]. Section A (40 Marks) Attempt all questions from this section Question 1 a) A man invests Rs 1680 in buying shares of nominal value Rs 25 and selling at 12% premium.The dividend on the shares is 15% per annum.Calculate : i) the number of shares he buys ii) the dividend he receives annually. [3] b) Solve the inequation and graph the solution set on the number line [3] c)Using properties of proportion, find the ratio a:b , given [4] Question 2 a)Find the 9th term from the end of the A.P: 10, 7, 4, . ..-62. Also find the number of terms of A.P. [3] b)Given a line segment AB joining the points A(-4,6) and B (8,-3).Find : i) the ratio in which AB is divided by the y axis ii) the coordinates of the point of intersection iii) the length of AB. [3] c) Construct a triangle ABC such that BC = 6.4 cm ,CA = 5.8cm and incircle. Measure and record the radius of the incircle. Draw its [4] 1
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