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SIIRI BALAJI INTERNATIONAL SCHOOL PRELIMINARY EXAMINATION - JANUARY 2024 Form 10 Datc:08/01/2024 Marks: 80 Time: 2 hrs 30 mins. MATHEMATICS Al/empt all questions from Section A and any four questions from Seel/on B. 17,e intended mar/cs for questions or parts ofquestions are given in brackets [}. SECTION A (40 marks) Attempt all questions from tbis section Question 1 (15) Choose tbe correct answers to tbe questions from the given options: (i.) A die is rolled once. The probability of ge\fing a perfect square is: WI (ii.) ~o sin1A 1 +cos A (a.) I +sin A (b.) I +cos A (c.) I-sin A (d.) I-cos A (iii.) PA and PB are tangents to the circle from an cxtemal point P. CD is another tangent at Q. f IfPA= 12cm,QC= QD=3cm,t henPC+PD = _ __ (a.) 18 cm (b.) 12 cm (c.) 10 cm (iv.)The inclination 8 ofthe line whose slope is 2.9042 is: (c.) 70 (b.) 71 (a.) 600 (d.) 14 cm (d.) 69" (v.) The coordinates ofthe point (2, 3) after reflection in the line x = 3 is: (d.) (4, 3) (c.) (-2, -3) (b.) (3 , 4) (a.) (3 , 2) (vi.) The 12lh term from the end of the A.P. 10, 7, 4,............. - 62 is: (a.) 32 (b) -32 (c.)-29 (d.)- 30 Contd. pg..... 2
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