A punch recipe calls for 5 liters of grape juice for every 2 liters of cranberry juice. How many liters of grape juice is needed if 5 liters of cranberry juice were used?
A: 2 liters
B: 12.5 liters
C: 7 liters
A punch recipe calls for 5 liters of grape juice for every 2 liters of cranberry juice. How many liters of grape juice is needed if 5 liters of cranberry juice were used?
A: 2 liters
B: 12.5 liters
C: 7 liters