An amount of money is to be divided between P, Q and R in the ratio of 3:7:12. If the difference between the shares of P and Q is Rs.4400, what will be the difference between Q and R's share?	Choose the correct choice from the following options:
A) 2788 B) 5500 C) 7282 D) 2782 E) 2729

Rationale: 4 - - - 4400 5 - - - ? = > 5500 answer : b
Answer: B