A company reports sales in lakhs as follows: | Year | Sales | |---|---:| | 2021 | 120 | | 2022 | 150 | | 2023 | 180 | | 2024 | 210 | The average annual increase in sales from 2021 to 2024 is:
Practice this question from Chapter Mock 15: Data Interpretation, with options and an explanation.
Question
A company reports sales in lakhs as follows:
| Year | Sales |
|---|---:|
| 2021 | 120 |
| 2022 | 150 |
| 2023 | 180 |
| 2024 | 210 |
The average annual increase in sales from 2021 to 2024 is:
Option A
20 lakhs
Option B
25 lakhs
Option C — Correct answer
30 lakhs
Correct choice.
Option D
35 lakhs
Explanation
Total increase over the three year-gaps $=210-120=90$. Average annual increase $=90\div3=30$ lakhs.