Which of the following numbers can be expressed as repeating decimals? (15 points!!!)

2 over 9 , 3 over 8 , 5 over 6 , 5 over 4
3 over 8 and 5 over 6
2 over 9 and 5 over 6
2 over 9 and 5 over 4
3 over 8 and 5 over 4

PLEASE HELP