9 % p.a.
6 % p.a.
12 % p.a.
As per Section 37 of the Indian Partnership Act, 1932, the interest on the amount due to a retiring partner is payable at the rate of 6 % per annum, unless otherwise agreed upon by the partners.
If vector \( \mathbf{a} = 3 \hat{i} + 2 \hat{j} - \hat{k} \) \text{ and } \( \mathbf{b} = \hat{i} - \hat{j} + \hat{k} \), then which of the following is correct?