It cost $1.34 per gallon.
$3.50-$4.00 per gallon
Tap water does not cost very much per gallon in Michigan. You can purchase it in grocery stores under $3 per gallon.
$7.25 per gallon.
At 30 miles per gallon, it would cost $29.25.
Can't buy hydrogen by the gallon
18 cents per gallon
8.67 lbs per gallon
$2.59 per gallon.
About $8.00 per gallon.
$113.63/4 = $28.41 per gallon.
You will have to quote average miles per gallon and cost per gallon to find out