A cylindrical tower is 5 m in diameter and 14 meter high. The cost of white washing its curved surface at 50 paisa per m2 is
A. Rs. 90
B. Rs. 97
C. Rs. 110
D. Rs. 95
Answer:C
A cylindrical tower is 5 m in diameter and 14 meter high. The cost of white washing its curved surface at 50 paisa per m2 is
A. Rs. 90 B. Rs. 97 C. Rs. 110 D. Rs. 95