Question

Twenty gallons of propane are equivalent to 1.82 × 106 btus. a therm is 100,000 btus. twenty gallons of propane are equivalent to how many therms?

Answer 1

We can solve this directly given the following conversion factors. This is solved by:

Amount of propane = 20 gallons * (1.82 x 10^6 BTU / 20 gallons) * (1 therm / 100,000 BTU)

Amount of propane = 18.2 therm