A rational number is one that can be represented as a fraction with whole numbers for the top (numerator) and bottom (denominator) numbers.
-2.9 = -29/10 = -29/10
So -2.9 is a rational number.
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Yes - expressed as a mixed number, it is equal to 2 9/10 or two and nine tenths.
No.
Any terminating decimal or repeating decimal is a rational number.-0.29292929292929 iseither a terminating decimal of the fraction -29292929292929/100000000000000or meant to be a recurring decimal (0.2929...) with the '29' recurring forever of the fraction 29/99Either way, it is a rational number.
Integers are rational. Also, terminating decimal numbers, as well as repeating decimals (such as 3.12121212..., where "12" repeats over and over) are rational.
yes
Yes.