In a house there are 40 cylindrical pillars. The radius of each pillar is 35 cm and height 5 m. The total cost (in Rs.)of painting the curved surface area of pillars at the rate of Rs. 10 per m2 is:
1
4,800
2
5,500
3
4,200
4
4,400
In a house there are 40 cylindrical pillars. The radius of each pillar is 35 cm and height 5 m. The total cost (in Rs.)of painting the curved surface area of pillars at the rate of Rs. 10 per m2 is: