Jake can make 2 airplane models in 3 hours. At this rate, how many models can Jake complete 7 ½ hours?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

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.

The anwser cause i do not understand just plez