A number like root 2, which cannot be written as a ratio of integers, is described as:
AIrreducible
BIrrational
CIrregular
DIrrelevant
Answer & Solution
Correct answer: B. Irrational
1. Rational numbers are ratios of integers.
2. This one is not.
3. It is irrational.
_Source: syllabus Mathematics, Chapter 1, Real Numbers._
Keep practising HCF and LCM
Browse all HCF and LCM questions for CAT, or explore more Quantitative Aptitude topics.