741: 1. 3,05
2. 2,06
3. 4,25
4. 7,55
5. 12,16
6. 9,26
7.2,625
8. 1,048
9.7,006
10.6,875
2/8=70/280
1/7=40/280
1/4=70/280
2/14=40/280
5/20=70/280
10/70=40/280
Следует
A=C=E
B=D=K