Answer: 1/8 rational or irrational (rational) A number that cannot be expressed as a simple fraction is called an irrational number, while 1/8 is a simple fraction. Therefore this one is rational
3/4 rational or irrational (rational) A rational number is the fraction 3/4. Numbers that may be expressed as a fraction or ratio of two integers are known as rational numbers.
7/10 rational or irrational (rational)