Naisha, Mansi and Aakash were partners in a firm sharing profits and losses in the ratio of 3 : 2 : 2. On 1st January, 2025, Aakash advanced a loan of ₹ 3,00,000 to the firm. In the absence of a partnership deed, the amount of interest on loan due to Aakash on 31st March, 2025 will be :