Comprehension Passage
The data of installed capacity of electricity produced by different sources of energy (solar, wind and coal) in two states (X) and (Y) alongwith their respective populations are given for the years 2011 and 2021 in the table given below. Based on the data, answer the following questions:
Statewise details of population and installed capacity of electricity
| State X | State Y | |||||||
| Year |
Population (mn) |
Solar (GW) |
Wind (GW) |
Coal (GW) |
Population (mn) |
Solar (GW) |
Wind (GW) |
Coal (GW) |
| 2011 | 50 | 20 | 10 | 40 | 60 | 15 | 08 | 50 |
| 2021 | 60 | 28 | 15 | 42 | 68 | 20 | 10 | 55 |
What is the average of the increase in total installed capacity of electricity through renewable energy sources in the two states from the year 2011 to the year 2021?
1
10 GW
2
12.5 GW
3
17.1 GW
4
22.5 GW