CBSE Class 10 Mathematics Sample Paper Set E

 SECTION-A

1 Find the number of integral value of x so that 2^{2x2-7x +5}=1.

2 The tops of two poles of height 18 m and 12 m are connected by a wire. If the wire makes an angle of 30° with the horizontal, find the length of the wire.

3 A die is thrown once. Find the probability of getting an odd prime number which is less than 3.

4 Find co-ordinates of any one point lying on the perpendicular bisector of line segment joining the points(-1/2,5) and (11/2,3)

5 If the 2nd term of an AP is 8 and the 5th term is 17, find its 19th term.

6 Solve : 2x2−5x+3=0

7 Draw a line segment AB=12 cm and divide it in the ration 3 : 5.

11 If the point (x, y) is equidistant from the points (a−b, a+b) and (−a−b, a+b), prove that x−a=0.

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