The following table lists the components needed to assemble an end item. Assume there is no on-hand inventories. Item Direct Components End item A(2), B(3), C(3) E(5), F(2) B D(3), E(3) F(4) D E F E(2) If 3 units of the end item are to be assembled, how many units of component E are needed? Input should be an exact number