P, Q and R have Rs.8000 among themselves. R has two-thirds of the total amount with P and Q. Find the amount with R?  Choose the correct option:
A) rs . 3200	B) rs . 3600	C) rs . 2400	D) rs . 4000	E) none of these

Rationale: "let the amount with r be rs . r r = 2 / 3 ( total amount with p and q ) r = 2 / 3 ( 8000 - r ) = > 3 r = 16000 - 2 r = > 5 r = 16000 = > r = 3200 . answer : a"
Answer: A