John and Eric share aflat, so it would be confusing If their toothbrushes were the same colour.on the first day of term They both go to the shop to buy a toothbrush.For each of James and Simon, the probabilities of buying red,blue,green,purple and white toothbrushes are 3/8,1/4,1/8,1/8,1/8 respectively The choices of John and Eric are independent.Find the probability that they buy toothbrushes of the same colour.