taylor1010
New member
- Joined
- Oct 27, 2010
- Messages
- 5
The amount of money it takes to fill up a gas tank varies directly with the number of gallons bought. It cost $21.87 to fill up a car with gasoline with 9 gallons of gasoline. What is the constant of variation?
A.$21.87
B.$0.41
C.$9.00
D.$2.43
A.$21.87
B.$0.41
C.$9.00
D.$2.43