Lazer Bicycles produces high-end racing bikes. One of the most innovative elements of their design is a sophisticated transmission. There are several steps that are required to produce this transmission. These activities, their precedence relationships, and the time to perform the activities are given in the table below Activity A Predecessor Time (in minutes) 3 B A 3 C B 5 D B 2 E C 1 F D, E 6 What would be the efficiency for this type of layout? 79% 65% 83% 73%