6) Kaya rented a limousine for prom. There was a one-time charge of $100, plus an hourly rate of $45. Her total cost for the night was $347.50. How many hours did Kayla rent the limo for?
$347.50 - 100.00 = 247.50
247.50 ÷ 45 = 5.5
5 hours and 30 minutes.