-- APPLES AND ORANGES --
12 apples = 4.95 dollars
12 oranges = 3.25 dollars
1 apples = ? oranges
.
-- HEATING WATER --
1 BTUs = 1 degrees-F pounds
1 BTUs = 1055 joules
1 joules = 1 watts seconds
1000 watts = 1 kilowatts
60 seconds = 1 minutes
1 gallons = 8.3454 pounds
1 BTUs = ? kilowatts minutes
60 degrees-F gallons = ? BTUs
60 degrees-F gallons = ? kilowatts minutes
.
-- STRANGE --
5 / X = 7
3 X = ?
.
