Interest on Capital Questions

J and K are partners sharing profits and losses in the ratio of $3:1$. Their capitals at the end of the financial year 2024-2025 were Rs. $1,50,000$ and Rs. $75,000$ respectively. During the year 2024-2025, J’s drawings were Rs. $20,000$ and the drawings of K were Rs. $5,000$, which had been duly debited to partner’s capital accounts. Profit before charging interest on capital for the year was Rs. $16,000$. The same had also been credited in their profit sharing ratio. K had brought additional capital of Rs. $16,000$ on October 1, 2024. Calculate interest on capital @ $12\%$ p.a. for the year 2024-2025 for J.