Three persons P, Q and R lend Rs. 4000, Rs. x and Rs. 5000 respectively at 6% rate of interest for 5 years. If the interest received after 5 years from Q and R is Rs. 2850. Then find the difference between the interest received by the P and Q.
1
Rs. 160
2
Rs. 180
3
Rs.150
4
Rs. 120
5
Rs. 200