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= X3. Which value is not rational?121. BA.713B. 2012)C. 0.583D.13 13

Sagot :

3) Rational numbers are numbers that can be expressed as a ratio of two intergers. integers include positive and negative whole numbers. Looking at the given options,

For option A, square root of 121 is 11. Thus, the number can be expressed as

- 11/7

It is rational

For option B, the numerator is not an integer. Thus, the number is not rational

For option C, it is a repeating decimal. All repeating decimals are rational numbers. Thus, it is rational.

For option D, if we multiply both numbers, it would be 1/1. Thus, it is rational

Thus, the correct option B