alleryIf the same digits repeat forever in a decimal, what kind of number is it?
AIrrational
BRational
CImaginary
DUndefined
Answer & Solution
Correct answer: B. Rational
1. A repeating pattern can be turned into a fraction, as with 0.777... = 7/9.
2. A number that is a ratio of integers is rational.
3. Irrational numbers have non-repeating infinite decimals, so they are excluded.
_Source: Wikipedia, Decimal, section Rational numbers_
Keep practising Fractions
Browse all Fractions questions for CTET, or explore more Mathematics topics.
Related questions
Decimal numerals approximate every real number to how much accuracy?Which statement about 3.14 and pi is true?In which century did positional decimal fractions first appear in an Arab book?Which mathematician's 5th century work gave a 7-digit approximation of pi?Which Persian mathematician advanced decimal fractions in the 15th century?Who introduced decimal fractions in the booklet De Thiende (1585)?Which symbols can be a decimal separator depending on locale?What is the dot in 25.9703 called?