Julianna is attending a wedding at which 300 guests are present. The guests begin to leave the celebration at 9:00 p.m., 20 at a time, and thereafter, groups of 20 guests leave at 20-minute intervals. The bride and groom depart once two-fifths of the guests have left. Right after that, a late-night buffet is served to the remaining guests. At what time is the buffet served?All solutions must be submitted by noon time on Friday, April 24th. Please remember: •First and Last NameClass•Problem of the Week #•Answer done on a sheet of looseleaf (folded in fourths in order to fit into the ballot box outside of the Math Center on the Orange Team floor.)•Show how you found your answer (answer only will not be eligible for draw)•Put your answer in a summative phrase (sentence form) with a circle around it (makes it clearer for the judges)•Make sure your work is neat (the winner's solution will be posted on the website)