All 31 Ratio, Mixture & Averages Previous Year Questions for UPSC CSAT, with answers and explanations. Click any question for the full solution.
Across 2015–2025, UPSC CSAT has asked 31 Ratio, Mixture & Averages questions — an average of 3.1 per year. The heaviest year was 2020 with 6 questions; the lightest was 2019 with 1. Use the year-wise split below to see where the paper has been concentrating.
| Year | Questions | Share |
|---|---|---|
| 2025 | 2 | 6% |
| 2024 | 3 | 10% |
| 2022 | 2 | 6% |
| 2021 | 4 | 13% |
| 2020 | 6 | 19% |
| 2019 | 1 | 3% |
| 2018 | 2 | 6% |
| 2017 | 4 | 13% |
| 2016 | 5 | 16% |
| 2015 | 2 | 6% |
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