✔ 最佳答案
1 Let the weight of Miss Wong be x, and the weight of Mr Ho be y
x+y≦124, y=1.5x
x+1.5x≦124
x≦49.8
y≦124-49.8≦74.2
The maximum possible weight of Mr Ho is 74.2kg.
2a1) $(26x+350)
2a2) $(40x+200)
b)$(26x+350)<$(40x+200)
150<14x
x>10.7
Dick should play at least 11 hours.