Bina and Bimal started a business by investing Rs. 25,000 and Rs. 35,000 respectively. Bina also worked as the active manager and for that, she is entitled to receive a commission which is equal to 16% of the profit. If the difference between the amount received by Bina and Bimal at the end of the year is Rs. 6000, then find the profit (before commission was given to Bina) earned by them.