Number of laptops (in thousands) sold by five brands over the years
| Year | Brand A | Brand B | Brand C | Brand D |
|---|---|---|---|---|
| 2016 | 135 | 125 | 125 | 40 |
| 2017 | 105 | 55 | 90 | 95 |
| 2018 | 125 | 40 | 195 | 55 |
| 2019 | 150 | 100 | 195 | 65 |
| 2020 | 80 | 45 | 165 | 110 |
11
What is the ratio of the sales of Brand A to that of Brand D in 2020?
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