Aptitude - Volume and Surface Area


Question 1     

A cubical rectangular bar has the dimensions with the ratio 5 : 4 : 3. Its volume is 7500. What is the surface area of the bar?






Question 2     

what is the radius of the circular plate of thickness 1cm made by melting a sphere of radius 3cm?
 






Question 3     

If the perimeter and the diagonal of a rectangle is 18 cm and √41 cm respectively. Calculate the area of the rectangle?






Question 4     

Find the volume, surface area and the length of daignol of a cuboid 12m long, 9m broad, 8m high?






Question 5     

The daignol of a cube is 4√3 . Find volume and surface area.

 







Question 6     

A wall is 8m long, 6m high and 22.5 cm thick is made up of bricks each measuring 25cm * 11.25cm * 6cm . Find the number of bricks required to bulid the wall.






Question 7     

Find the volume and surface area of sphere of daimeter 42cm.






Question 8     

Find the volume, curved surface area and total surface area of a hemisphere of radius 21 cm.

 







Question 9     

A copper sphere of daimeter 18 cm is drawn into a wire of daimeter 4mm. Find the length of the wire.






Question 10     

A cone is 8.4cm high and radius of the base is 2.1cm. It is melted and recasted into a sphere. Find the radius of the sphere.






Sign Up Page

Oops!!

To view the solution need to Login



Score : 0 / 0
L
o
a
d
i
n
g
.
.
.