The correct option is C ₹ 28,000
Given:
Principal (P) = ₹ 25,000
Rate of interest (R) = 12%
Time (T) = 1 year
I = P×T×R100
= 25,000×12×1100
=3,00,000100
= 3,000
Amount = Principal + Interest
= ₹ 25,000 + ₹ 3,000
= ₹ 28,000
Hence, He will have to return ₹ 28,000 to the bank at the end of the year.