X, T and Z are partners sharing profits in the ratio, of 1 / 2: 2 / 5 and 1 / 10. Find the new ratio of remaining partners if Z retires.

SOLUTION

Old ratio of X, Y and Z = 1 / 2: 2 / 5: 1 / 10 or 5: 4: 1.
Hence, if Z retires, the new ratio between X and Twill be 5: 4.