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Earn +20 ptsQ: Is 1.8 is a Rational Number?
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Is -18 rational?
-18 is a rational number
Why is 0.18 a rational number?
Well, sweetheart, a rational number is any number that can be expressed as a fraction, and 0.18 is no exception. You can write 0.18 as 18/100, which can be simplified to 9/50. So, yeah, 0.18 is rational, just like your decision to ask me this question.
Is the product of a rational number and a rational number a rational number?
yes
Is a rational number multiplied a rational number rational?
Yes.
Is the number 17.5 a rational number?
yes
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