1. Qd = ?
P = 6
Qs = 0
2. Qd = 24
P = 8
Qs = ?
3.Qd = 20
P = 10
Qs = ?
4.Qd = ?
P = 14
Qs = 40
5.Qd = 0
P = ?
Qs = 70
![1 Qd P 6 Qs 02 Qd 24 P 8 Qs 3Qd 20 P 10 Qs 4Qd P 14 Qs 405Qd 0 P Qs 70 class=](https://ph-static.z-dn.net/files/d83/8b78607a25294377f8a4f4e58f05f9cd.jpg)