Correct option is A
Cumulative interest for 2 years and 10 days as 2 years approximately.
Rate of interest = 11 +11 +(11×11)/100=22+1.21=23.21%
Compound interest = 20000×23.21/100=Rs.4642
Amount = 20000 + 4642 = Rs.24642
Simple interest = (24642×2×11)/100=Rs.5421.24 = Rs.5421