UPSC CSAT 2018 — Solved Question Paper

All 80 UPSC CSAT Previous Year Questions from 2018, grouped by subject, each with the answer and a detailed explanation.

Data Interpretation & Sufficiency15

Directions for the following 3 (three) items: The following three items are based on the graph given below which shows imports of three different types of steel over a period of six months of a year. Study the graph and answer the three items that follow. The figures in the brackets indicate the average cost per ton over six months period. By how much (measured in thousands of tons) did the import of sheet steel exceed the import of coil steel in the first three months of the year?
Directions for the following 3 (three) items: The following three items are based on the graph given below which shows imports of three different types of steel over a period of six months of a year. Study the graph and answer the three items that follow. The figures in the brackets indicate the average cost per ton over six months period. What was the approximate total value (in $) of sheet steel imported over the six months period?
Directions for the following 3 (three) items: The following three items are based on the graph given below which shows imports of three different types of steel over a period of six months of a year. Study the graph and answer the three items that follow. The figures in the brackets indicate the average cost per ton over six months period. What was the approximate ratio of sheet steel and scrap steel imports in the first three months of the year?
Consider the following graph: Which one of the following statements is not correct with reference to the graph given above?
Consider the following graph in which the birthrate and death rate of a country are given, and answer the two items that follow. Looking at the graph, it can be inferred that from 1990 to 2010
Consider the following graph in which the birthrate and death rate of a country are given, and answer the two items that follow. With reference to the above graph, consider the following statements considering 1970 as base year : 1. Population has stabilized after 35 years. 2. Population growth rate has stabilized after 35 years. 3. Death rate has fallen by 10% in the first 10 years. 4. Birthrate has stabilized after 35 years. Which of the above are the most logical and rational statements that can be made from the above graph?
Average hourly earnings per year (E) of the workers in a firm are represented in figures A and B as follows: From the figures, it is observed that the
Consider the following figures A and B: The manufacturing cost and projected sales for a product are shown in the above figures A and B respectively. What is the minimum number of pieces that should be manufactured to avoid a loss?
Consider the following graphs. The curves in the graphs indicate different age groups in the populations of two countries A and B over a period of few decades: With reference to the above graphs, which of the following are the most logical and rational inferences that can be made? 1. Over the last two and a half decades, the dependency ratio for country B has decreased. 2. By the end of next two and a half decades, the dependency ratio of country A will be much less than that of country B. 3. In the next two decades, the work-force relative to its total population will increase in country B as compared to country A. Select the correct answer using the code given below.
The graph given below indicates the changes in key policy rates made by the Central Bank several times in a year : Which one of the following can be the most likely reason for the Central Bank for such an action?
The following table gives the GDP growth rate and Tele-density data of different States of a country in a particular year. With reference to the above table, which of the following is/are the most logical and rational inference/inferences that can be made? 1. Higher per capita income is generally associated with higher Tele-density. 2. Higher GDP growth rate always ensures higher per capita income. 3. Higher GDP growth rate does not necessarily ensure higher Tele-density. Select the correct answer using the code given below.
With reference to the above table, the following assumptions have been made : 1. Nowadays, prosperity of an already high performing State cannot be sustained without making further large investments in its telecom infrastructure. 2. Nowadays, a very high Tele-density is the most essential condition for promoting the business and economic growth in a State. Which of the above assumptions is/are valid?
The following graph indicates the composition of our tax revenue for a period of two decades : With reference to the above graph, which of the following is/are the most logical and rational inference/inferences that can be made? 1. During the given period, the revenue from Direct Taxes as percentage of gross tax revenue has increased while that of Indirect Taxes decreased. 2. The trend in the revenue from Excise Duty demonstrates that the growth of manufacturing sector has been negative during the given period. Select the correct answer using the code given below.
A bookseller sold 'a' number of Geography textbooks at the rate of ₹ x per book, 'a + 2' number of History textbooks at the rate of ₹ (x + 2) per book and 'a – 2' number of Mathematics textbooks at the rate of ₹ (x – 2) per book. What is his total sale in ₹?
The figure drawn below gives the velocity graphs of two vehicles A and B. The straight line OKP represents the velocity of vehicle A at any instant, whereas the horizontal straight line CKD represents the velocity of vehicle B at any instant. In the figure, D is the point where perpendicular from P meets the horizontal line CKD such that PD = 1/2 LD: What is the ratio between the distances covered by vehicles A and B in the time interval OL?

Geometry & Mensuration2

Logical Reasoning21

Number System & Series6

Percentage, Profit & Loss2

Permutation, Combination & Probability4

Ratio, Mixture & Averages2

Reading Comprehension26

Time, Speed & Distance2

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