Yes, it is.
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its an integer its not a prime number its an even number its greater than 5 its less than 7
Yes, it is. Moreover, it is also a rational number. 1.25 * 4 = 5, so 1.25 = 5/4. All rational numbers are real numbers, so 1.25 is real. Any number you can think of, using decimal notation is real. Real numbers are allowed to have an infinity of digits (behind the decimal point).
1/2, 5, pi, respectively
Nearly any number you can think of is a Real Number. So 8 is a real number.
a real number is a number that can be rational or irrational