It is rational because it can be written as a ratio of two integers where the denominator is not zero. The number 98 can be written as 98/1.
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It is an irrational number
98 is the ratio of 98 to 1. So it's a rational number.
rational
Irrational.
The product of a rational and irrational number can be rational if the rational is 0. Otherwise it is always irrational.