Question

A cylindrical tower of5m in diameter and 14m high. Find the cost of white washing on its curved surface at the rate of 50paise per m square

Answer 1

Answer:

Cost: 110Rs.

Step-by-step explanation:

Curved Surface Area of a cylinder : 2*pi*radius*height

So, (2*22*5*14)/2

=220 square meters

Now, 1 meter square costs us 50 paise or 0.5 Rs.

So, 200 meter square will cost, 0.5*220 = 110 Rs.