Question Library
Browse our collection of questions across various subjects
Mathematics
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A and B are two taps which can fill a tank individually in 10 minutes and 20 minutes respectively. However,…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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If a, b and c satisfy the equation x³ – 3x² + 2x + 1 = 0 then what is…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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The seven digit number 876p37q is divisible by 225. The values of p and q can be respectively
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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If (x + 1) is the HCF of Ax² + Bx + C and Bx² + Ax + C where…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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Consider the following in respect of the equation y = √(x – 1)² / (x – 1) 1. y =…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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A number when divided by 7 leaves a remainder 3 and the resulting quotient when divided by 11 leaves a…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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A tin of oil was 4/5 full. When 6 bottles of oil were taken out from this tin and 4…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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Two trains are moving in the same direction at 1.5 km/minute and 60 km/h respectively. A man in the faster…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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The value of 1/1×4 + 1/4×7 + 1/7×10 + …… + 1/16×19 is
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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If x = √3 + √2, then the value of x³ + x + 1/x + 1/x³ is
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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The digit in the units place of the resulting number of the expression (234)^100 + (234)^101 is
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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The average of m numbers is n⁴ and the average of n numbers is m⁴. The average of (m +…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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The largest natural number which divides every natural number of the form (n³ – n)(n – 2), where n is…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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What is √4 + √4 – √4 + √4 – ……….. equal to?
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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A milkman claims to sell milk at its cost price only. Still he is making a profit of 20% since…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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What is the sum of digits of the least multiple of 13, which when divided by 6, 8 and 12…
CDS Elementary Mathematics 2015
CDS 2015
Mathematics
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The number of values of x satisfying x + 100/x > 50, where x is a natural number less than…
CDS Elementary Mathematics 2015
CDS 2015
General Knowledge
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Which one of the following is the pattern of circulation around a low-pressure area in the northern hemisphere?
CDS GK 2015
CDS 2015
General Knowledge
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Which one of the following statements is not correct?
CDS GK 2015
CDS 2015
General Knowledge
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Match List-1 with List—II and select the correct answer using the code given below the Lists List-I (Steel mill) …
CDS GK 2015
CDS 2015