



 
Hi Ann, The key to this problem is converting Jack's 72 litre gas tank to gallons. To do so I asked Google. I typed 1 lite in gallons into the Google search window and got the response 1 litre = 0.264172052 US gallons. Thus 72 litres is $72 \times 0.264172052$ gallons. On half this many gallons he travelled 240 miles. How far did he travel on 1 gallon? Penny  


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