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Name : ___________________________________ Grade : X Div : Roll No : Subject : Mathematics Date : 04/01/2021 Duration : 2 Hrs 30 Min Maximum Marks: 80 No of sides : 5 First Preliminary Examination 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. ______________________________________________________________________________ Section A is compulsory. Attempt any four questions from section B. The intended marks for questions or parts of question are in brackets [ ].Mathematical tables will be provided. ______________________________________________________________________________ Section A (All questions are compulsory) Question 1 a Find the mean for the following: x f 10 2 [3] 11 7 12 9 13 6 14 1 b When divided by (x-3), the polynomials x3 px2 + x + 6 and 2x3 x2 (p+3) x 6 leave the same remainder. Find the value of p. [3] c In the given figure, AT is a tangent. ABC = 112 , BAT =38 . Find . ADC and CAB. [4] D C B T A 1
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