How to get quotient with decimals

Question

In Java:
System.out.println(31/7); gives me "4"

Assigning it to a double variable first makes no sense either.
double x = 31/7;
System.out.println(x); gives me "4.0"

However the correct answer should be 4.42
How can I make it output 4.42?

Answer 1

https://stackoverflow.com/questions/4685450/int-division-why-is-the-result-of-1-3-0