Monday’s Nearly Impossible Quiz….Cool StaffCool StaffPublished: April 29, 2013getty images Mike ClarkShare on FacebookShare on Twitter20 percent of Americans juggle three or more of these. What are they?getty images Mike Clarkgetty images Mike Clarkloading...ANSWER: E-mail addresses. 95 percent of users have at least one personal address, and just five percent have only a work address.