Henderson Equipment Inc. produced a pilot run of 20 units of a recently developed motor used in the finished products. The pilot run required an average of 12 direct labor hours per motor. Henderson has an eighty percent learning curve on the direct labor hours needed to produce new motors.
Calculate the average direct labor hours per unit for the first 640 motors (including the pilot run) produced.
Production (units) |
Average direct labor hour per unit (based on 80% curve) |
Total Direct Labor hours for the given units |
20 |
12 |
240 |
40 |
9.6 [12 x 80%] |
384 |
80 |
7.68 [9.6 x 80%] |
614.4 |
160 |
6.144 [7.68 x 80%] |
983.04 |
320 |
4.9152 [6.144 x 80%] |
1572.864 |
640 |
3.93216 [4.9152 x 80%] |
2516.5824 |
Total Direct labor hours for 640 units = 2516.58
Total Units = 640
Average Direct Labor Hours = 2516.58 / 640 = 3.93 direct labor hours
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