Rs. 1050 is divided among M, N and P in the ratio 3 : 5 : 7 respectively. What is the difference (in Rs.) between the shares of M and N?

Rs. 1050 is divided among M, N and P in the ratio 3 : 5 : 7 respective

1.	Rs. 1050 is divided among M, N and P in the ratio 3 : 5 : 7 respectively. What is the difference (in Rs.) between the shares of M and N?
A.	140
B.	210
C.	155
D.	315
Answer» B. 210