A hemispherical bowl is of radius 7.7 cm. It is to be painted from inside as well as outside. Find the cost (in ₹) of painting the bowl at a rate of ₹17 per 7 cm².
\(\left[\text{Take } \pi = \frac{22}{7}\right] \)
1
1810.16
2
745.36
3
1025.24
4
1620.35