Question: Samson is going to another town which is 140 km away. He will use his car that uses ten liters of gasoline for a distance of 70 km. How many liters of gasoline will Samson need for a one-way trip? Think carefully first, then make a decision:
Samson will need 140 km / 70 km = 2 ten liters of gasoline for a one - way trip to a town. Therefore, he will need a total of 2 x 10 liters = 20 liters of gasoline. So the answer is 20.