Every month you evaluate each task within your concrete scope. the following information is available to you: productivity dollars budget units unit cost hours task actual actual uom actual actual actual balance est est est est est place slab $22.79 $24.75 1250 cy 2510 2485 1140 a. fill in the blanks b. assuming this work is complete, did you gain or lose money on this task? based on the productivity you calculated, provide five (5) reasons why there was a difference between "estimated" and "actual" c. is it possible to know if this task finished on time based on this data? why or why not. d.