Question

Which of the following are rational numbers?
5.48
78.541
97
42.111...

Answer 1

5.48

78.541

97

42.111...

(all of above)

Explanation:

because a rational number is a number that can be written as a fraction

a decimal number that ends can be written as a fraction (ex: 5/4 = 1.25)

a decimal number that has a repeating number after the decimal point can also be written as a fraction (ex: 10/3 = 3.33...)