Question

A shop rents bikes for $12 per day plus $9 per hour. If JT rented a bike and the total bill was $75, how many hours did JT rent the bike. write and solve an equation

Answer 1

Well if it was per hour it could be

If $9 -> 1h
$75 -> X

X = 75x1/9 = 8.3 hours or 8 hour and 20 min