Required sum = P.w. of` Rs.702` due `6` months hence + P.W. `702` due `1` year hence `= Rs. [((100 xx 702)/(100 + 8 xx 1/2)) + ((100 xx 702)/(100 + (8 xx 1)))]` `= Rs. (675 + 650)` `= Rs. 1325`.