Question

Given: Propane 95,000 BTU/gal $2.47 per gal 90% efficient furnace Wood 8,500 BTU/lb $220 per ton 85% efficient furnace Oi 40,000 BTU/gal S4.19 per gal 80% efficient furnace 3,413 BTU/ KwHr S0.11 per KwHr 99% efficient furnace Elect Nat Gas 1000 BTU/cu.ft. $13 per thousand cu.ft. 95% efficient furnace 1. What is the cost/MBtu (1,000 BTU) for each type of furnace?

Answer 1

oudps np 2. 니구 | gd 8 Cosh MBtu 09 220 perrton o n cost en Btv $ 220 on 13 82 1etJ casi MBTUつ Q11 o l e

14 d Cast pen Втуг Elect kuJh (as f Last pen- BTV2 uh CQS MBTU M BT Q'qs BTU Cas 3100 o 13 00つ Cost per Btv 136 BJ oi 6MBTU