Answer: Everret made 45 out of 60 shots
Step-by-step explanation: for every 4 shots Everret took he only made three so if he shot 8 nasketballs he would only make six so if you times 4 by 15 then you get 60 then you need to times 3 by 15 and you get 45 there for he only made 45 out of 60