Comprehension Passage
Direction: P, Q and R started a business by investing Rs. 1200, Rs. 2000 and Rs. 2400 respectively. After a quarter, they invested amounts in the ratio 1 : 4 : 2. After another quarter, they invested amounts in the ratio 3 : 2 : 3. In the last quarter, the ratio of investments was same as in 2nd quarter. Also, in the last quarter, the respective amounts of P, Q and R were double than the respective amounts invested in 2nd quarter. The total investment of R before 4th quarter was Rs. 1800 more than that of P during same duration. Also, the ratio of R’s share in profit to total profit at the end of year was 69 : 206. Also, they withdrew the amount after each quarter.
The investment of Q in the 3rd quarter is Rs. 600. The respective investments in second quarter was changed and this was in the ratio 2 : 3 : 1. What would be the total investment of all three in the last quarter, if the total investment of all P, Q and R was Rs. 19160 for the whole year?
1
Rs. 7820
2
Rs. 7440
3
Rs. 6980
4
Rs. 7260
5
None of these