SOLUTION: A car gets 20 kms per gallon of gas when it travels at 50 kms per hour. The car gets 12% fewer kms to the gallon at 60 kms per hour. How far can the car travel at 60 kms per hour o
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-> SOLUTION: A car gets 20 kms per gallon of gas when it travels at 50 kms per hour. The car gets 12% fewer kms to the gallon at 60 kms per hour. How far can the car travel at 60 kms per hour o
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Question 1207517: A car gets 20 kms per gallon of gas when it travels at 50 kms per hour. The car gets 12% fewer kms to the gallon at 60 kms per hour. How far can the car travel at 60 kms per hour on 11 gallons of gas? Answer by ikleyn(52832) (Show Source):
You can put this solution on YOUR website! .
A car gets 20 kms per gallon of gas when it travels at 50 kms per hour.
The car gets 12% fewer kms to the gallon at 60 kms per hour.
How far can the car travel at 60 kms per hour on 11 gallons of gas?
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At the speed of 60 km/h, the car travels 20*(1-0.12) = 20*0.88 = 17.6 kilometers per gallons.
Using 11 gallons of gas, the car can travel 11*17.6 kilometers = 193.6 kilometers. ANSWER
