1. The problem statement, all variables and given/known data There are 10 different coloured gems will be given to 6 students according to their marks. The marks of the students are 60%,12%,12%,12%,12%,12%. The number of gems obtained is according to their marks. How many ways can it distribute the gems? 2. The attempt at a solution According the the ratio the number of gems obtained for each student is 1,1,1,1,1 and 5. But I don;t know how to calculate number of ways to distribute the gems.