Sonbeer is a mechanic. He works in a workshop. He saves part of his monthly earnings for future. In one year he saves Rs 25000. He deposited this amount in a bank for 2 years. The bank pays interest at the rate of 80 % per annum, compounded annually.

1. What amount will he get from the bank at the end of 2 years?
2. How much interest will Sonbeer get after 2 years?
3. What quality does Sonbeer possess?