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Earn +20 ptsQ: Is 7.89 a rational number
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Why is 0.789 a rational number?
Because it can be expreesed as ratio of two integers: 789 and 1000.
What is 789 nearest to the whole number?
789 is a whole number.
Is the product of a rational number and a rational number a rational number?
yes
Is 789 a whole number?
Yes
Is a rational number multiplied a rational number rational?
Yes.
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