Let the amount Jose borrowed be 'x'. The rate of interest is 10% Interest occurred on x is =
x×1×0.1
5
+
2x×2×0.1
5
+
2x×3×0.1
5
=
1.1x
5
The invested amount doubled at the end of the fourth year, i.e. 2 x . Jose's profit after paying principal and interest amounts to his friend at the end of the fourth year is Rs 97500. i.e., 2x−x−
1.1x
5
=97500
3.9x
5
=97500 x=125000 The amount that Jose borrowed is Rs 1,25,000. Option (D) is correct.