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Is the number 7+97 + 9 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational

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Full solution

Q. Is the number 7+97 + 9 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational
  1. Evaluate Sum: Evaluate 7+97 + 9. Add 77 and 99 together. 7+9=167 + 9 = 16
  2. Determine Rationality: Determine whether the sum 7+97 + 9 is a rational or irrational number.\newlineThe sum 7+97 + 9 equals 1616, which is an integer.\newlineAll integers are rational numbers because they can be expressed as a fraction where the denominator is 11 (e.g., 161\frac{16}{1}).\newlineTherefore, 7+97 + 9 is a rational number.

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