defence exam Indian Navy Fireman/Fire Engine Driver Mock Test 2024 Quantitative Aptitude Mensuration Solid Figures
The diameter and height of a cylindrical tower are 10 m and 21 m, respectively. What will be the cost of painting its curved surface, at the rate of Rs. 8 per m2? (Use π = 22/7)
1
Rs. 4,980
2
Rs. 5,280
3
Rs. 5,490
4
Rs. 5,130