(3)Where an enterprise has undertaken comparable uncontrolled transactions in more than one financial year, then for the purposes of sub-rule (2) the weighted average of the prices of such transactions shall be computed in the following manner, namely:-(i)where the prices have been determined using the method referred to in clause (b) of sub-rule (1) of rule 10B, the weighted average of the prices shall be computed with weights being assigned to the quantum of sales which has been considered for arriving at the respective prices;(ii)where the prices have been determined using the method referred to in clause (c) of sub-rule (1) of rule 10B, the weighted average of the prices shall be computed with weights being assigned to the quantum of costs which has been considered for arriving at the respective prices;(iii)where the prices have been determined using the method referred to in clause (e) of sub- rule (1) of rule 10B, the weighted average of the prices shall be computed with weights being assigned to the quantum of costs incurred or sales effected or assets employed or to be employed, or as the case may be, any other base which has been considered for arriving at the respective prices.