Rudy worked hard all summer.Before school started,He decided to go shopping and spend some of his earnings.He spent one third of his money on a new shirt at Hot fashions in the mall.He then went to MArvins Music and bought a Cd with one third of the money he had left.AT movies-to go he spent one third of the money he now had on a video he wanted.He stopped one more time on his way home and bought a paperback at Berts book shop with one third of his remaining money.Rudy arrived home with just $16.00 in his wallet. How much money did he have when he started out?
81 as 16/2 is 8 and 8 times 3 is 24, and a third of 24 is 8, so 24 minus a third is 16, if you do this further and further, you will reach 81 the answer.