Write a word problem where something start at 8: 25 am and ends at 1: 43 pm

Hello there,

Billy-bob went to the store to pick up groceries to pick up some junk food. He started at 8:25 and all day he was shopping at the store. If billy-bob stopped at 1:43, how long was billy-bob there? 

(1/x + 1)^2 + 6 (1/x + 1) +5

Hello!
volume of sphere =4/3.pi.r^3