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CBSE Notes 2011-2012 » IX-Maths-Term2

# Surface Areas and Volumes - ix

## A circus pandal is 240 m in radius and its height is 100 m. Then the length of the cloth used to mak...

Multiple choice question

A circus pandal is 240 m in radius and its height is 100 m. Then the length of the cloth used to make the pandal when width of the cloth is 100 7tm.

## For Diwali celebrations a packet of Anars is bought. In that there are 5 conical Anars, with red gli...

Multiple choice question

For Diwali celebrations a packet of Anars is bought. In that there are 5 conical Anars, with red glittering paper wrapped on it. Jaya took a scale and noted the following informations. Radius of the base 7 cm and slant height 10 cm. Then the total paper used to decorate the "Anars" in the box is

## A bus stop is barricated from the remaining part of the road by using 50 cones made of concrete. Eac...

Multiple choice question

A bus stop is barricated from the remaining part of the road by using 50 cones made of concrete. Each cone has a base diameter 35 cm and height lm. How much concrete is used for the total barricade ?

## Ratio of the volume of a cone and a cylinder of same radius of base and same height is

Multiple choice question

Ratio of the volume of a cone and a cylinder of same radius of base and same height is

## If volume and surface area of a sphere is numerically equal then it's radius is

Multiple choice question

If volume and surface area of a sphere is numerically equal then it's radius is

## The diameter of a sphere is decreased by 25% by what percentage its volume decreases.

Multiple choice question

The diameter of a sphere is decreased by 25% by what percentage its volume decreases.