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Is 79\frac{7}{9} a rational number?\newlineChoices:\newline(A) yes\newline(B) no

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Identify rational and irrational numbersright chevron icon

Full solution

Q. Is 79\frac{7}{9} a rational number?\newlineChoices:\newline(A) yes\newline(B) no
  1. Define rational number: Step 11: Define a rational number.\newlineA rational number can be expressed as a fraction where both the numerator and the denominator are integers, and the denominator is not zero.
  2. Simplify 79\frac{7}{9}: Step 22: Express 79\frac{7}{9} in its simplest form.\newline79\frac{7}{9} is already in its simplest form with 77 as the numerator and 99 as the denominator. Both are integers, and the denominator is not zero.
  3. Check rational number criteria: Step 33: Check if 79\frac{7}{9} meets the criteria of a rational number.\newlineSince 77 and 99 are integers and 99 is not zero, 79\frac{7}{9} is a rational number.

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