Carlos went to Kroger and spent $9.00. He spent 1/4 of his money on games. How much money was spent on games?

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Having a hard time understanding this question (see attachment).