Free Printable CLASS-IX MATHS

1.

THE DIAMETERS OF TWO CYLINDERS ARE IN THE RATIO 2:3 , THEN THE RATIO OF THEIR HEIGHTS, IF THEIR VOLUMES ARE THE SAME IS

a)

9:5

b)

9:4

c)

6:5

d)

3:2

2.

THE HEIGHT OF A TRIANGULAR PRISM IS 10cm.THE SIDES OF THEBASE QARE 3CM, 4CM, 5CM. THE THE T.S.A IS

a)

$126\ cm^2$

b)

$132\ cm^2$

c)

$72\ cm^2$

d)

$30\ cm^2$

3.

3. volume of sphere is

a)

$\frac{4}{3}\pi r^3$

b)

$\frac{1}{8}\pi d^3$

c)

$\frac{2}{3}\pi r^3$

d)

$\frac{1}{3}\pi r^2h$

4.

4. If the volume of a right circular cone of height 9cm is $48\pi$ $cm^3$ , then the diameter of its base is

a)

4cm

b)

16cm

c)

8cm

d)

24cm

5.

The radius of a conical tent is 7m and its height is 10m, calculate the length of canvas used in making the tent if width of canvas is 2m ____ ( $\pi=\frac{22}{7}$ )

a)

134.2 m

b)

123.34 cm

c)

134.2 $m^2$

d)

130.23 cm

6.

The sum of the length , breadth and depth of cuboid is 19 cm and the diagonal is $5\sqrt[]{5}$ cm, then its surface area is

a)

$361\ cm^2$

b)

$125\ cm^2$

c)

$236\ cm^2$

d)

$256\ cm^2$

7.

The radius of a roller is 0.7m and it is 2m long, then the area covered by it in 10 revolutions is

a)

$70\ m^2$

b)

$80\ m^2$

c)

$88\ m^2$

d)

$78\ m^2$

8.

In the figure, if ADCE is a parallelogram , the the area of ECB is

a)

$21m^2$

b)

$15.5\ m^2$

c)

$3.5m^2$

d)

$6.5\ m^2$

9.

Perimeter of semi-circle whose radius 'a' is

a)

$\frac{36}{7}r$

b)

$a\left(\pi+2\right)$

c)

$\frac{36}{7}a$

d)

both 2 & 3

10.

In a parallelogram ABCD, DF is perpendicular to AB and BE is perpendicular to AD,AB=30cm and DF=6cm. If AD=20 cm, then BE=

a)

35 cm

b)

9 cm

c)

9.5 cm

d)

3.5 cm

CLASS-IX MATHS

Total questions: 10

Worksheet time: 15mins

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