Salary Problem!Number Theory Level pending
Four people A, B, C and D have an average monthly salary of 10000 taka (currency of Bangladesh).The first three of them have an average monthly salary of 12000 taka. The average salary of the first two is 15000 taka. Find the individual monthly salaries of B, C and D if A has a monthly salary of 20000 taka.
Type the answer in this order: BCD.