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Is 5.1155.115 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 5.1155.115 a rational number?\newlineChoices:\newline(A) yes\newline(B) no
  1. Analyze number 5.1155.115: Step 11: Analyze the number 5.1155.115.\newline5.1155.115 has exactly three digits after the decimal point, which indicates it is a terminating decimal.
  2. Determine rationality of 5.1155.115: Step 22: Determine if 5.1155.115 is rational or irrational.\newlineA rational number can be expressed as a fraction with integers in the numerator and a non-zero integer in the denominator. Since 5.1155.115 is a terminating decimal, it can be expressed as a fraction (51151000\frac{5115}{1000}).

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