Given a cylindrical tank, in which situation will you find surface area and in which situation volumen.

To find the number of smaller tanks that can be filled with water from it.

Given a cylindrical tank, in which situation will you find surface area and in which situation volumen. To find how much it can hold.

Given a cylindrical tank, in which situation will you find surface area and in which situation volumen. Number of cement bags required to plaster it.

A container shaped like a right circular cylinder having diameter 12 cm and height 15 cm is full of ice cream.The ice cream is to be filled into cones of height 12 cm and diameter 6 cm,having a hemispherical shape on the top.Find the number of such cones which can be filled with ice cream.

A farmer connects a pipe of internal diameter 20cm from a canal into a cylindrical tank in her field,which is 10 m in diameter and 2 m deep.If water flows through thr pipe at the rate of 3 km/h,in how much time will the tank be filled?

Diamter of cylinder A is 7cm, and the height is 14cm. Diameter of cylinder B is 14 cm and height is 7cm. Without doing any calculations can you suggest whose volume is greater? Verify it by finding the volume of both the cylinders. Check whether the cylinder with greater volume also has greater surface area?

Arrange the followign in the sequence in which you would find them in a plant starting from the periphery: Epidermis, Pith, Endodermis, Cortex.

Take two concal flasks and paint one white and other black.Fill both with water. Place the conical flasks in direct sunlight for half an hour to one hour. Touch the conical flasks . Which one is hotter ? You could also measure the temperature of the water in the two conical flasks with a thermometer. Can you think of ways in which this finding could be used in your daily life ?

A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, find the probability that it bears a two digit number.

A vessel is in the form of an inverted cone.Its height is 8 cm and the radius of its top,which is open,is 5 cm.It is filled with water up to the brim.When lead shots,each of which is a sphere of radius 0.5 cm are dropped into the vessel,one-fourth of the water floes out.Find the number of lead shots dropped in the vessel.