CBSE Important Questions

Mathmatics Class X

  1. A ladder reaches a window which is 12m above the ground on one side of the street, keeping the foot at the same point , the ladder is turned to the other side of the street to reach a
    window 9 m high. The width of the street if the length of the ladder is 15 m is

    (a) 10m

    (b) 15m

    (c) 21 m

    (d) 25 m

  2. The largest number which divides 70 and 125 leaving remainder 5 and 8 respectively is :

    (a) 13

    (b) 65

    (c) 875

    (d) 1750

  3. The graph of y = 1 is a line parallel to the

    (a) x − axis

    (b) y − axis

    (c) both x and y axis

    (d) none of these

  4. If A is an acute angle in a right ∆ABC, right angled at B, then the value of sin A+ cos A is :
  5. Two equilateral triangles have the sides of lengths 34 and 85 respectively. The greatest length of tape that can measure the sides of both of them exactly is

    (a) 34

    (b) 17

    (c) 51

    (d) none of these

  6. Remaining zeroes of if two of its zeroes are
  7. (a) – 1 , 1

    (b) 1 , 1

    (c) -1 , -1

    (d) none

  1. P and Q are points on sides AB and AC respectively of ∆ABC. If AP = 3 cm, PB = 6 cm, AQ = 5 cm and QC = 10 cm, find k if BC = k PQ.

    (a)1

    (b) 2

    (c) 3

    (d) none

  2. If α & β are the zeroes of the polynomial form the polynomial whose zeroes are
  1. then the value of x + y is
  2. (a) 2

    (b) 3

    (c) 1/2

    (d) 1

  1. In right angled triangle ABC, AC= b, BC = a, AB = c and
  2. (a) cx

    (b) 2cx

    (c) 2c/x

    (d) 2x/c

Submitted By: Mr. Agyat Gupta
Email Id: [email protected]