class 9 / maths / 1 mark questions

Class 9 / maths

Revision 5

1 mark questions

1.        If (1, −2) is a solution of the equation 2x – y = p, then find the value of p.

2.       If the graph of equation 2x + ky = 10k, intersect x-axis at point (2, 0) then find value of k.

3.       Find the radius of largest sphere that is carved out of the cube of side 8 cm.

4.       If P(E)= 0.25 what is the value of P(not E).

5.     What is the longest pole that can be put in a room of dimensions length = 20 cm, breadth= 20

6.     cm and height = 10 cm?

7.     The curved surface area of a right circular cylinder of height 21 cm is 957cm². The diameter of the base of the cylinder (in cm) is

8.     n the figure, AB || CD, find the value ofÐ DNM`and ÐCNM

9.     If the vertical angle of an isosceles triangle is 100o, then find the measures of its base angles
10. If surface areas of two spheres are in the ratio 8 : 9 then find the ratio of their volumes.

10.  If surface areas of two spheres are in the ratio 8 : 9 then find the ratio of their volumes.umes

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