UPSC CSAT 2020 — Solved Question Paper

All 80 UPSC CSAT Previous Year Questions from 2020, grouped by subject, each with the answer and a detailed explanation.

Data Interpretation & Sufficiency2

Consider the following data: | Year | Birthrate | Death rate | | :--- | :--- | :--- | | 1911-1921 | 48.1 | 35.5 | | 1921-1931 | 46.4 | 36.3 | | 1931-1941 | 45.2 | 31.2 | | 1941-1951 | 39.9 | 27.4 | | 1951-1961 | 41.7 | 22.8 | | 1961-1971 | 41.1 | 18.9 | | 1971-1981 | 37.1 | 14.8 | For which period was the natural growth rate maximum?
Two Statements S1 and S2 are given below followed by a Question : 1. S1: There are not more than two figures on any page of a 51-page book. 2. S2: There is at least one figure on every page. 3. Question: Are there more than 100 figures in that book? Which one of the following is correct in respect of the above Statements and the Question?

Geometry & Mensuration2

Logical Reasoning17

Number System & Series19

Percentage, Profit & Loss4

Permutation, Combination & Probability2

Ratio, Mixture & Averages6

Reading Comprehension25

Time & Work1

A person X can complete 20% of work in 8 days and another person Y can complete 25% of the same work in 6 days. If they work together, in how many days will 40% of the work be completed?

Time, Speed & Distance2

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