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Logarithms — Practice Questions

CAT · Quantitative Aptitude

Free Logarithms practice questions for CAT Quantitative Aptitude 2026 — chapter-wise MCQs with answers and detailed solutions.

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An illustration showing the relationship between logarithmic form (log_a m = x) and exponential form (a^x = m), highlighting the constraints on 'a' and 'm'.
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Practice Questions — Logarithms

58 questions available from Logarithms for CAT Quantitative Aptitude.

Question Types

multiple choicemultiple correcttrue falsenumerical

Sample Questions

1multiple choice1 marks

What is log₁₀ 1 equal to?

2multiple choice1 marks

What is log₅ 5 equal to?

3multiple choice1 marks

Using the first law of logarithms, log(2 × 3) equals:

4multiple choice1 marks

Using the second law of logarithms, log(8/2) equals:

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Frequently Asked Questions

What topics are covered in Logarithms for CAT?
Logarithms is an important chapter in CAT Quantitative Aptitude. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Definition and Basic Concepts, Laws of Logarithms, Base Change Rule, Characteristic and Mantissa.
How important is Logarithms for CAT?
Logarithms is a frequently tested chapter in CAT Quantitative Aptitude. Questions from this chapter appear regularly in previous year papers. There are 58 practice questions available for this chapter.
How to prepare Logarithms for CAT?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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