In the results of the most recent exam taken in the business research class, the average score was a 74.4. More students earned a 78 than any other score and half the grades were above 72 and half the grades were below 72. The mean for the exam score is.

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.