1: 3.5 2.6
780 54.2
180 6
2: 6.02 56
14.35 27.6
3: 400 6
1040 82
25
1 8
5: 100 10
10 100
1000 1000
6: 20.4 19.6 103.2
20.4+19.6+103.2=143.2