Best Rentals charges a daily fee plus a mileage fee for renting its cars. Barney was charged $\$ 105.00$ for 3 days and 300 miles, while Mary was charged $\$ 195.00$ for 5 days and 600 miles. What does Best Rentals charge per day and per mile?
A) $\$ 16$ per day; $21 \$$ per mile
B) $\$ 14$ per day; 21 \& per mile
C) $\$ 20$ per day; $15 \$$ per mile
D) $\$ 15$ per day; $20 \$$ per mile

Question

Quizplus · Accepted Answer

Let $x$ be the daily charge and $y$ be the charge per mile. From the given information, we have two equations: $3x + 300y = 105$ and $5x + 600y = 195$. Solving these equations simultaneously, we find $x = 15$ and $y = 0.20$, which means $\$15$ per day and $\$0.20$ per mile.

Best Rentals Charges a Daily Fee Plus a Mileage Fee $105.00\$ 105.00$105.00

Best Rentals Charges a Daily Fee Plus a Mileage Fee $\$ 105.00$