DUE IN 30 MINS PLEASE HELP!! i don’t understand how to find the angle measures!

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=

Write the equation in logarithmic form 8^x=64

15 liters is approximately how many gallons