Номер 831, вторая часть

3/4 равно-75/100
1/2-50/100
3/5-60/100
3/10-30/100
9/20-45/100
2/25-8/100
9/50-18/100
к 60
2/3-40/60
1/2-30/60
3/4-45/60
1/6-10/60
4/15-16/60
7/20-21/60
11/30-22/60
всё

2/3=40/60
1/2=30/60
3/4=45/60
1/6=10/60
4/15=16/60
7/20=21/60
11/30=22/60