247 is both a rational and real number. A rational number is any number that can be expressed as a fraction where the numerator and denominator are integers, and 247 can be written as 247/1. Real numbers include all rational numbers, as well as Irrational Numbers, and since 247 is a rational number, it falls under the category of real numbers.
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It is both. Rational numbers are numbers that can be written as a fraction. All rationals are real.
Sometimes. The number '4' is real and rational. The number 'pi' is real but not rational.
Some are and some aren't. 62 is real and rational. 1/3 is real and rational. sqrt(2) is real and irrational. (pi) is real and irrational.
All rational numbers are examples of numbers which are both rational and real.
Decimals are real. They can be rational or irrational.
No. Every real number is not a natural number. Real numbers are a collection of rational and irrational numbers.