how do i calculate this problem?

Question

A and B are in partnership sharing profits and losses in the ratio 3:2 respectively. Profit for the year was $86,500. The partners’ capital and current account balance at the beginning of the year:
Current accounts – A 5,750 (credit) – B – 1,200 (credit)
Capital accounts – A – 10,000 (credit) – B – 8,000 (credit)
A’s drawing during the year were $4,300, and B’s were $2,430, A’s and B’s current account balance at the end of the year:

Answer 1

A shopkeeper used 900gmw and earn 20% profit on it. then what is the total %profit earn.