-1 divided by 2 is a rational number because it can be expressed as a fraction in the form of -1/2
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No. sqrt(2)/pi is not rational.
You can divide 65 by rationals and irrationals: Divided by a rational: 65 ÷ 13/2 = 10 Divided by an irrational: 65 ÷ √13 = 5√13
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No. 2 is a rational number. Rational numbers are number that can be expressed as a division of two integers, with the denominator not being zero. 2 can be expressed as 2 divided by 1, so it is rational.
1, 2 are rational and square root of 2 and pi are irrational.