Board Paper of Class 10 2008 Maths (SET 1)  Solutions
(i) All questions are compulsory.
(ii) The question paper consists of 30 questions divided into four sections A, B, C and D. Section A comprises of 10 questions of one mark each, Section B comprises of 5 questions of two marks each, Section C comprises of 10 questions of three marks each, and Section D comprises of 5 questions of six marks each.
(iii) All questions in section A are to be answered in one word, one sentence or as per the exact requirements of the question.
(iv) Use of calculators is not permitted.
 Question 1
Complete the missing entries in the following factor tree:
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 Question 2
If (x + a) is a factor of 2x^{2} + 2ax + 5x + 10, then find a.
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 Question 3
Show that x = −3 is a solution of x^{2} + 6x + 9 = 0.
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 Question 4
The first term of an A.P. is p and its common difference is q. Find its 10^{th} term.
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 Question 5
If, then find the value of (sin A + cos A) sec A.
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 Question 6
The lengths of the diagonals of a rhombus are 30 cm and 40 cm. Find the side of the rhombus.
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 Question 7
 Question 8
The surface area of a sphere is 616 cm^{2}. Find its radius.
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 Question 9
A die is thrown once. Find the probability of getting a number less than 3.
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 Question 10
Find the class marks of classes 10 − 25 and 35 − 55.
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