Dhoni, Virat and Raina opened a cricket academy in a partnership. Dhoni invested Rs.15,000 in it. Combinedly, they all have a total profit of Rs.1000. If Dhoni gets Rs. 500 and Virat gets Rs.300, then find Raina's investment.
1
Rs. 4000
2
Rs. 5000
3
Rs. 6000
4
Rs. 7000