Two neighbors return from Florida to find their houses at a frigid 35 ∘F. Each house has a furnace that can supply 100000 Btu/h. One house is made of stone and weighs 75 tons. The other is wood and weighs 15 tons. How long does it take the stone house to reach 65 ∘F? Neglect heat loss, and assume the entire house mass reaches a uniform temperature. Tstone = _____ hours How long does it take the wood house to reach 65 ∘F? Twood = _____ hours EDIT: Solved, answers are 9 and 3.