Kiran and Keerti are partners sharing profits in the ratio 3:2. Their capital accounts as on the closing date of the year was Rs.60,000 and Rs.40000 respectively. During the year they made a net profit of Rs.50,000, it was subsequently found that the interest on capital entitled to the partners @ 6% per annum is omitted to record in the books. During the year they withdrew Rs.10000 and Rs.5000 respectively. Find the amount of interest on capital.