P, Q and R have $4000 among themselves. R has two-thirds of the total amount with P and Q. Find the amount with R?
Choose the correct choice from the following answers.
A) 2400  B) 2403  C) 3998  D) 2539  E) 1600

Rationale: "e 1600 let the amount with r be $ r r = 2 / 3 ( total amount with p and q ) r = 2 / 3 ( 4000 - r ) = > 3 r = 8000 - 2 r = > 5 r = 8000 = > r = 1600 ."
Answer: E