Calculate the Following.

1) A and B are partners in a firm sharing profits and losses in the ratio of 1:1. C is admitted. A surrenders 1/4th share and B surrenders 1/5th of his share in favor of C. Calculate the new profit sharing ratio

2) Anika and Radhika are partners sharing profits in the ratio of 5:1. They decide to admit Sanika in the firm for 1/5th share. calculate the sacrifice ratio of Anika and Radhika.

3) Pramod and Vinod are partners sharing profits and losses in the ratio of 3:2. After the admission of Ramesh the new ratio of Pramod, Vinod and Ramesh is 4:3:2. Find out the sacrifice ratio.