Is an integer a rational number
1- sometimes
2-always
3-never

An integer is a rational number 2 - always. Every integer is a rational number, since each integer n can be written in the form n/1. For example 5 = 5/1 and thus 5 is a rational number. However, numbers like 1/2, 45454737/2424242, and -3/7 are also rational, since they are fractions whose numerator and denominator are integers.

The answer is 2 and integer is ALWAYS a rational #

Step-by-step explanation:

t find the angle 1

135-75=60

choice 3