John runs 15 miles in 3hours. how many miles can john run per hour

What is the value of x? enter your answer in the box. photo attached.

What is the measure of angle afe? 79 81 91 99

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me