Answer:
40%
Step-by-step explanation:
6/15=favorable amount/total amount
6/15=2/5
2/5*20
Answer:
sorry????
Step-by-step explanation:
mmmmmmmmm?????
Answer:
27.8% I think
Step-by-step explanation:
Answer:
If he includes himself then:
Split up the cookies into 4 equal parts.

3.75 cookies each if he includes himself.
If he does not include himself:
Split up the cookies into 3 equal parts

5 cookies each if he shares to his friends without including himself.
Answer:
40
Step-by-step explanation: