Answer:
So if Keven started with 0 he then got 6 then gave it away, that means he simply had none to himself.
(30x7)+(7x5) you basically just have break it up.I hope this really helped you.
80 - [50 - {20/2 - (16 - 2/2) ÷ 3}]
80 - [50 - {20/2 - (15) ÷ 3}]
80 - [50 - {10 - 5}]
80 - [50 - {5}]
80 - [45]
35
Answer is 4 books per minute. 240 (books) divided by 60 (minutes in one hour) equals 4
Lol i forgot how to do this. Sorrryyy.