IAS 2025 — CSAT Maths
The price (p) of a commodity is first increased by k%, then decreased by k%; again increased by k%, and again decreased by k%. If the new price is q, then what is the relation between p and q?
Prelims CSAT (Paper II) · Held on 25 May 2025.
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A person saves 10% of his salary every month. If his salary increases by 12% and the expenditure increases by 10%, then what will be the change in his saving per month?
If \(10^m \times 1000 \times n = 75^{25} \times 25^{32} \times 32^{75}\), where n is not divisible by 10, then the value of m is
X, Y and Z jump forward 4', 6' and 5', respectively. At 8 AM, they all land on mark 199'. How many times will they all land on the same mark (need not be at the same moment) between mark 195' and 1000', if all of them cross mark 1000' by 9 AM?
How many three-digit numbers can be expressed as an integral power of 2?
The top of a table is rectangular and its dimensions are \(6' \times 10'\). Two rectangular portions of the table top are painted in blue colour; both these portions have dimensions \(2.5' \times 8'\) and each of them has exactly two sides common with two edges of the table top. If the table is fixed to the ground and the remaining portion of the table top is painted in white, how many different patterns are possible when observed from above?
Work through every IAS Maths PYQ, year by year.
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