John, a kenyan , has been trading currency in the East African Comminity countries.

he started in kenya with ksh 1 million. he went to uganda and converted his kmoney into uganda shillings, then went to tanzania and exchnage uganda shillings to tanznia shillings. he then converte dto kenya shillings before going home.

The quoted exchnage rates were

32Uganda shillings /1 kes

22 Tanzania shillings /1kes

ignore the transactions costs