9. (1) K, L and Z are partners sharing profits in the ratio of 4:3:2 respectively. L retired and surrendered 1/9 of his share of profit to K and remaining in favour of Z. Calculate the new profit sharing ratio of K and Z. (ii) Arun, Varun and Charan are partners sharing profits in the ratio of 1/2, 3/10 and 1/5 respectively. Varun retired from the firm and Arun and Charan decided to share future profits in 3:2 ratio. Calculate gaining ratio of Arun and Charan. (Compartment 2014)