Identify the number that does not belong with the other three. Explain your reasoning. 50.1 repeating 1, negative 50 over 2, negative 50.1, square root 50

Question

Vocaloid · Answer

Three of them are rational and the odd one out is irrational. Do you know what it might be?

Some hints:
- terminating decimals are rational
- repeating decimals with a pattern are rational
- the ratio of two rational numbers is also rational

- decimals that go on forever with no pattern are irrational 
- non perfect square roots are irrational

LilyEelish · Answer

tyy it helped me a lot