The 2nd question i’ve been stuck on this help please

Describe a way that someone could estime the length of a book

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=