Task: Question Answering
Input (English): Problem: what is the difference between the c. i. on rs. 9000 for 1 1 / 2 years at 4 % per annum compounded yearly and half - yearly ?
Options: a. s. 2.04, b. s. 2.08, c. s. 3.67, d. s. 2.83, e. s. 2.42
Output (English): c