Free Printable 9th 4,12,14,15

1.

The linear equation 5x -2y = 10 has

a)

No solution

b)

A unique solution

c)

two solutions

d)

infinitely many solutions

2.

Any point on y - axis is of the form

a)

(x,y)

b)

(0,y)

c)

(x,0)

d)

(y,y)

3.

The graph of linear equation 5x+3y = 8 is a line which meets x -axis at the point

a)

$\frac{8}{5}$

b)

$\frac{3}{5}$

c)

$\frac{6}{5}$

d)

$\frac{2}{5}$

4.

The point of the form (b, -b) always lies on the line

a)

x = b

b)

y = - b

c)

y = x

d)

x + y = 0

5.

The range of the data :

25, 18, 20, 22, 16, 6, 17, 15, 12, 30, 32, 10, 19, 8, 11, 20 is

a)

10

b)

15

c)

18

d)

26

6.

In a frequency distribution . the mid value of a class is 10 and the width of the class is 6. The lower limit of the class is

a)

6

b)

7

c)

8

d)

12

7.

Two coins are tossed 1000 times and the outcomes are recorded as above :

a)

$\frac{1}{5}$

b)

$\frac{1}{4}$

c)

$\frac{4}{5}$

d)

$\frac{3}{4}$

8.

80 bulbs are selected at random from a lot and their life time(in hrs) is recorded in the form of frequency table given above:

One bulb is selected at random from the lot. The probability that its life is 1150 hours, is

a)

$\frac{1}{80}$

b)

$\frac{7}{16}$

c)

$0$

d)

1

9.

Find the area of triangle whose base is 25 cm long and the corresponding height is 10.8 cm

a)

$125\ cm^2$

b)

$135\ cm^2$

c)

$145\ cm^2$

d)

$130\ cm^2$

10.

The lengths of the sides of a triangle are in the ratio 3:4:5 and its perimeter is 144 cm. Find area of the traingle

a)

$364\ cm^2$

b)

$664\ cm^2$

c)

$864\ cm^2$

d)

$684\ cm^2$

11.

Area of equilateral triangle, whose side is 'x' is given by

a)

$\frac{\sqrt{3}x^2}{4}$

b)

$\frac{\sqrt{3}a^2}{4}$

c)

$\frac{\sqrt{3}x^2}{3}$

d)

$\frac{\sqrt{3}x}{4}$

12.

the area of equilateral triangle is

81\sqrt{3}

cm^2

. Its height is

a)

$9\sqrt{3}cm$

b)

$6\sqrt{3}cm$

c)

$18\sqrt{3}cm$

d)

9 cm

9th 4,12,14,15

Total questions: 12

Worksheet time: 12mins

Similar Resources on Wayground