Mathematics
A school provides milk to the students daily in cylindrical glasses of diameter 7 cm. If the glass is filled with milk upto a height of 12 cm, find how many litres of milk is needed to serve 1600 students.
Related Questions
Find the total surface area of a solid cylinder of radius 5 cm and height 10 cm. Leave your answer in terms of π.
An electric geyser is cylindrical in shape, having a diameter of 35 cm and height 1.2 m. Neglecting the thickness of its walls, calculate
(i) its outer lateral surface area
(ii) its capacity in litres.
(i) How many cubic meters of soil must be dug out to make a well 20 meters deep and 2 meters in diameter ?
(ii) If the inner curved surface of the well in part (i) above is to be plastered at the rate of ₹ 50 per m2, find the cost of plastering.
In the given figure, a rectangular tin foil of size 22 cm by 16 cm is wrapped around to form a cylinder of height 16 cm. Find the volume of the cylinder.
