I-have-five-envelopes-numbered-3-4-5-6-7-all-hidden-in-a-box-i-picked-an-envelope-If-its-prime-then-i-get-the-square-of-that-number-in-Naira-Otherwise-without-replacement-i-picked-another-env Tinku Tara June 3, 2023 Algebra 0 Comments FacebookTweetPin Question Number 7168 by Tawakalitu. last updated on 14/Aug/16 Ihavefiveenvelopesnumbered3,4,5,6,7allhiddeninabox,ipickedanenvelope.IfitsprimethenigetthesquareofthatnumberinNaira.Otherwise(withoutreplacement)ipickedanotherenvelopeandthengetthesumofthesquaresofthetwonumberspicked(inNaira)whatisthechanceofmegettingN25? Commented by Tawakalitu. last updated on 14/Aug/16 Yescorrect…..Thankyousomuch. Commented by Rasheed Soomro last updated on 14/Aug/16 IcangetN25onlyinthefollowingtwocases:(i)IfIpicked5[∵52=25](ii)IfIpicked4and3insuccession[∵42+32=25]Incase(i)thechanceofgetting5is15Incase(ii)picking4haschance15andafterpicking4,picking3has14probablity.Thereforepicking4and3insuccessionhasprobablity15×14=120Probablityof(picking5)or(4and3insuccession)willbe15+120=4+120=520=14??? Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: 30-teams-participated-in-the-football-tournament-At-the-end-of-the-competition-it-turned-out-that-in-Any-group-of-three-teams-it-is-possible-to-single-out-two-teams-which-score-equal-point-in-threNext Next post: x-1-dy-dx-xy-2xe-x- Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Save my name, email, and website in this browser for the next time I comment.