Direction: Read the following data carefully and answer the following questions:

The ratio of salary of two friends A and B is 9 : 11 and the difference between the salary of B and A is Rs.10000. Total savings of A and B is Rs.32750 and their savings ratio is 54 : 77. Saving percentage of A is same as rent percentage of B. Total rent amount of A and B is Rs.25500. Amount spent by A on food is Rs.6750. Rent percentage of A is the same as the food percentage of B.