Hassan and Saleh are partners in a solidarity company with a capital of 100,000 dinars distributed between them in a ratio of 3: 1, the two partners agreed to calculate interest on the capital, and it was found that the interest of the partners capital is good in the case of calculating the interest according to the balances at the beginning of the year 7500 dinars. In light of these data, the interest on the partners capital is valid according to the balances at the beginning of the year 2500 dinars It cannot be found because the interest rate on the capital is not known 10,000 dinars 25,000 dinars