A invested Rs.900 on simple interest at the rate of interest of 18% for 2 years and B invested 5/6th of the amount invested on simple interest by A at the certain rate of interest for the same period of time. The amount of both after 2 years is Rs.2274. Find the rate of interest at which B invested amount.
1
10%
2
15%
3
20%
4
18%
5
22%