Question

5. A storage tank consists of a circular cylinder with a hemisphere stuck on either end. If the
external diameter of the cylinder be 1.4 m. and its length be 8 m, then find the cost of
painting it on the outside at rate of 20 per m.​

Answer 1

Answer:

704 ₹

Step-by-step explanation:

use formula 2TTrh

2×22/7×7/10