Teaching SUPER TET - UP Assistant Teacher Mock Test Series Quantitative Aptitude Mensuration Solid Figures
25 cylindrical pillars of the building are to be cleaned. If the diameter of each pillar is 0.40 m and height is 5 m. Then, what is the cost of cleaning them at the rate of Rs. 3 per square meter?
1
Rs. 471
2
Rs. 475
3
Rs. 464
4
Rs. 481