## Q- Half of a tank of 21dcm. length 11dcm, breadth and 6dcm, depth is full of water. Now of 100 iron spheres of 21cm diameter is immersed completely into the water of the tank, the let us calculate the rise of water level in dcm.

Chapter: Real Life Problems Related to Different Solid Objects

## Q- Let us determine the ratio of volumes of a solid cone, a solid hemisphere and a solid cylinder of same base diameter and same height.

Chapter: Real Life Problems Related to Different Solid Objects

## Q- The external radius of a hollow sphere made of lead sheet of 1cm, thickness I 6cm. If melting the sphere, a solid a right circular rod of 2cm. radius Is made, then let us calculate the length of the rod.

Chapter: Real Life Problems Related to Different Solid Objects

## Q- Let us determine the length of a right circular rod of 2.8cm radius made by recasting a solid gold sphere of 4.2cm radius.

Chapter: Real Life Problems Related to Different Solid Objects

## Q- The length of the radius of cross-section of a solid right circular rod is 3.2dcm. By melting the rod 21 solid spheres are made, if the radius of the sphere is 8cm, then let us determine the length of the rod.

Chapter: Real Life Problems Related to Different Solid Objects

## Q- Let us determine the number of solid spheres with diameter of 2.1dcm can be made by melting a solid copper rectangular parallelopiped piece with length of 6.6.dcm breadth of 4.2dcm and thickness of 1.4dcm and also calculate the quantity of metal in dcm in each sphere.

Chapter: Real Life Problems Related to Different Solid Objects

## Q- The base radius of a solid right circular iron rod is 32 cm and its length is 35 cm. Let us calculating the member of solid cones of 8 am radius and 28 cm height can be made by melting this rod.

Chapter: Real Life Problems Related to Different Solid Objects

## Q- If the radii and the volume of a solid sphere and a solid right circular cylinder are equal then let us calculate the ratios and height of the cylinder.

Chapter: Real Life Problems Related to Different Solid Objects