3/7 и 4/7 ,49/50 и 4/5,11/20 и 17 /30 сравните

Question

3/7 и 4/7 ,49/50 и 4/5,11/20 и 17 /30 сравните

Answer 1

1) 3/7 > 4/7
2) 49/40 > 4/5
49/40 > 32/40
3) 11/20 < 17/30
330/60 < 340/50