You volunteer to drive people home from an event. there are 18 people who need rides, but you can only fit 7 of them in your vehicle. how many different groups of 7 people can you drive?

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=