Study the table given below and answer the question. The table shows the sale and profits of Company X.
| Year | Sale (in cr) | Profits (in cr) |
| 2019 | 20 | 2 |
| 2020 | 25 | 4 |
| 2021 | 30 | 6 |
| 2022 | 32 | 6.5 |
| 2023 | 34 | 7 |
What were the profits as a percentage of sale in 2021?
1
15%
2
20%
3
25%
4
10%