Answer:
54 kg : 99 kg
Explanation:
The boy's weight is 54 kg.
If we combine their total weight, it would be:
45 kg(girl) + 54 kg(boy) = 99 kg in total.
Now we just make it a ratio, 54 kg to 99 kg;
54kg: 99kg
I think
3.6m questions
4.6m answers