Question

Help please, i dont know i tried.

Answer 1

2/3 = 0.6666..... I hope it helps

Answer 2

It's 2/3, it repeats -0.66666666666666 and so on.
3/5 doesn't repeat, it stops at 0.6
3/10 doesn't repeat, it stops at 0.3
11/20 doesn't repeat, it stops at 0.55.