Anonymous asked 7/10/2009 A Pair Of Dice Are Rolled And The Sum On Their Upturned Faces Is Recorded. What Is The Probability That The Sum Showing Is 8, Given That One Die Is Showing A 5?
Anonymous asked 7/9/2009 Twice The Sum Of A Number And 7 Is Equal To Three Times The Difference Of The Number And 2,any Ideas?