A car rental agency charges $r$...... | Free GMAT Practice Question | GMAT Panda

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A car rental agency charges r dollars per day to rent a vehicle plus a flat registration fee of f dollars for each rental. What is the total cost, in dollars, to rent one vehicle for m days and another vehicle for n days?

Explanation	Calculations	Help
$We translate "r dollars per day" and "m days" into a product for the first vehicle.$	$Rental cost for first vehicle = r \times m$	Theory & Tactics Method Card TRANS3-D Click to view full details
$We add the flat registration fee from "flat registration fee of f dollars" .$	$Cost of first vehicle = r \times m + f$	Theory & Tactics Method Card TRANS1-C Click to view full details
$We translate "r dollars per day" and "n days" for the second vehicle and then add the registration fee.$	$Cost of second vehicle = r \times n + f$	Theory & Tactics Method Card TRANS3-D Click to view full details Theory & Tactics Method Card TRANS1-C Click to view full details
$We sum the two rental costs to find the total cost.$	$Total cost = (r \times m + f) + (r \times n + f)$	Theory & Tactics Method Card TRANS1-C Click to view full details
$We combine like terms by factoring out r and adding the registration fees.$	$Total cost = r (m + n) + 2 f$

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C

A car rental agency charges r dollars per day to rent a vehicle plus a flat registration fee of f dollars for each rental. What is the total cost, in dollars, to rent one vehicle for m days and another vehicle for n days?

Explanation	Calculations	Help
$We translate "r dollars per day" and "m days" into a product for the first vehicle.$	$Rental cost for first vehicle = r \times m$	Theory & Tactics Method Card TRANS3-D Click to view full details
$We add the flat registration fee from "flat registration fee of f dollars" .$	$Cost of first vehicle = r \times m + f$	Theory & Tactics Method Card TRANS1-C Click to view full details
$We translate "r dollars per day" and "n days" for the second vehicle and then add the registration fee.$	$Cost of second vehicle = r \times n + f$	Theory & Tactics Method Card TRANS3-D Click to view full details Theory & Tactics Method Card TRANS1-C Click to view full details
$We sum the two rental costs to find the total cost.$	$Total cost = (r \times m + f) + (r \times n + f)$	Theory & Tactics Method Card TRANS1-C Click to view full details
$We combine like terms by factoring out r and adding the registration fees.$	$Total cost = r (m + n) + 2 f$

Scroll horizontally to view all columns

C