Answer:
89$ for 11 Charities
Step-by-step explanation:
I. If Luis has $979 and he wants to give it to 11 charities right?
So 
= 89$
20 players after 4th round
The first round start with 40 players.But since after each round half are eliminated then it will be 20 after the 4th round
Answer:
4.241, 4.25, 4.312
Step-by-step explanation:
D would be the best answer