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.3600, what will be the difference between Q and R's share?	Choices:
A) 2788	B) 4500	C) 7282	D) 2782	E) 2729
4 --- 3600   5 --- ? =&gt; 4500   Answer:4500
<result>B</result>
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.3600, what will be the difference between Q and R's share?