Trace: • answer
wiki:donuts:winter2015:title:answer
Answer
He was 84.
let D be his age at death: D = D(1/6 + 1/12 + 1/7) + 5 + D(1/2) + 4 ⇒ D = 84
wiki/donuts/winter2015/title/answer.txt · Last modified: 2015/04/08 14:40 by jmb438