UPSC CSAT 2025 — Solved Question Paper

All 80 UPSC CSAT Previous Year Questions from 2025, grouped by subject, each with the answer and a detailed explanation.

Data Interpretation & Sufficiency3

A question is given followed by two Statements I and II. Consider the Question and the Statements and mark the correct option. Question: What is the smallest 1-digit number having exactly 4 distinct factors ? 1. Statement I: 2 is one of the factors. 2. Statement II: 3 is one of the factors. Which one of the following is correct in respect of the above Question and the Statements?
A question is given followed by two Statements I and II. Consider the Question and the Statements and mark the correct option. Question: Let P, Q, R, S be distinct non-zero digits. If PP × PQ = RRSS, where P ≤ 3 and Q ≤ 4, then what is Q equal to ? 1. Statement I: R = 1. 2. Statement II: S = 2. Which one of the following is correct in respect of the above Question and the Statements?
A question is given followed by two Statements I and II. Consider the Question and the Statements and mark the correct option. Question: How is Q related to P? 1. Statement I: P has two sisters, R and S. 2. Statement II: R's father is the brother of Q. Which one of the following is correct in respect of the above Question and the Statements?

Logical Reasoning16

Number System & Series23

Percentage, Profit & Loss3

Ratio, Mixture & Averages2

Reading Comprehension29

Time & Work4

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