FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Hence, a fractional number may not be an integer.

Detailed explanation-2: -Answer and Explanation: The fraction 2/3 is a rational number. Rational numbers can be written as a fraction that has an integer (whole number) as its numerator and denominator. Since both 2 and 3 are integers, we know 2/3 is a rational number.

Detailed explanation-3: -52=2.5 5 2 = 2.5 is not an integer, since it cannot be written without a decimal or fraction part.-7.0 is an integer since it can be written as-7, without a decimal part. 84=2 8 4 = 2 is an integer, since when the fraction is simplified, it becomes a positive whole number.