Rajan and Rakesh started a business and invested Rs. 20,000 and Rs. 25,000 respectively. After 4 months Rakesh left and Mukesh joined by investing Rs. 15,000. At the end of the year there was a profit of Rs. 4,600. What is the share of Rajan?
Choose the correct choice:
A) 2000 B) 2100 C) 2200 D) 2300 E) 2400

Rationale: ratio of share of rajan , rakesh nd mukesh = > 20000 : 25000 : 15000 = > 4 : 5 : 3 = > 4 * 12 : 5 * 4 : 3 * 8 [ since rakesh left after 4 months nd mukesh joined after 4 months . . . ] = > 12 : 5 : 6 share of rajan = > 4600 * 12 / 23 = 2400 answer : e
Answer: E