SOLUTION: A car rental agency charges a flat fee plus an additional charge per kilometer. Chace drove a rental vehicle for 270km and was charged $46.80. Jennifer drove 480 km in a similar ve
Question 1105296: A car rental agency charges a flat fee plus an additional charge per kilometer. Chace drove a rental vehicle for 270km and was charged $46.80. Jennifer drove 480 km in a similar vehicle from the same agency and was charged $65.70. Determine the flat fee and the charge per kilometer. Answer by ikleyn(52788) (Show Source): You can put this solution on YOUR website! .
f + 270r = 46.80 (1)
f + 480r = 65.70 (2)
-------------------------Subtract eq(1) from eq(2):
210r = 18.90 ====> 30r = = $2.70 per 30 kilometers is the additional charge per 30 kilometers.
Then flat fee is f = 46.80 - 9*2.70 = 22.50 dollars.