The question can be easily answered as follows. The two workings
computed below will help us easily solve this question in quick
time. In workings 2, we have mentioned by the side of the coputed
figures as to they are calculated/relevant for which type of
overhead cost.
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Working 1: Calculation of ABC rate |
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Overhead Cost |
Driver |
Units |
Amount |
Rate |
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Purchasing |
Purchase orders |
1,750 |
5,25,000 |
300 |
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Material handling |
Number of setups |
1,790 |
6,98,100 |
390 |
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Quality control |
Number of batches |
560 |
1,40,000 |
250 |
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Roasting |
Roasting hours |
96,200 |
9,62,000 |
10 |
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Blending |
Blending hours |
33,400 |
3,34,000 |
10 |
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Packaging |
Packaging hours |
25,700 |
2,05,600 |
8 |
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28,64,700 |
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Working 2: Workings required for
computation of total overhead costs |
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Kenya Dark |
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Viet Select |
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Type of overhead |
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Expected sales |
1,03,000 |
pounds |
3,000 |
pounds |
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Batch size |
10,300 |
pounds |
600 |
pounds |
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No of Batch (Expected Sales/Batch
Size) |
10 |
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5 |
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Quality Control |
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Setups |
3 |
per batch |
3 |
per batch |
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Total Setups (Batch size x Set ups per
batch) |
30 |
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15 |
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Material handling |
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Purchase order size |
20,600 |
pounds |
600 |
pounds |
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Number of orders (Expected Sales/Purchase
order size) |
5 |
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5 |
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Purchasing |
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Roasting time per 100
pounds |
1.5 |
roasting hours |
1.5 |
roasting hours |
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Blending time per 100
pounds |
0.5 |
blending hours |
0.5 |
blending hours |
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Packaging time per 100
pounds |
0.3 |
packaging hours |
0.3 |
packaging hours |
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Roasting hours required (Expected
Sales/Roasting time per pound) |
1545 |
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45 |
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Roasting |
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Blending hours required (Expected
Sales/Blending time per pound) |
515 |
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15 |
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Blending |
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Packaging hours required (Expected
Sales/Packaging time per pound) |
309 |
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9 |
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Packaging |
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Answer to Question 2a. |
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Kenya Dark |
Kenya Dark |
Viet Select |
Viet Select |
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Comoutation of total amount of manufacturing overhead cost |
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Units |
Amount |
Units |
Amount |
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Purchasing Cost |
Purchase orders |
300/order |
5 |
1500 |
5 |
1500 |
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Material handling Cost |
Number of setups |
390/setup |
30 |
11700 |
15 |
5850 |
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Quality Control cost |
Number of batches |
250/batch |
10 |
2500 |
5 |
1250 |
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Roasting Cost |
Roasting hours |
10/hour |
1545 |
15450 |
45 |
450 |
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Blending cost |
Blending hours |
10/hour |
515 |
5150 |
15 |
150 |
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Packaging cost |
Packaging hours |
8/hour |
309 |
2472 |
9 |
72 |
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Total Overhead Cost |
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38772 |
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9272 |
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Answer to Question 2b. |
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Kenya Dark |
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Viet Select |
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Number of pounds manufactured |
Pounds |
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103000 |
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3000 |
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Total overhead Cost |
$ |
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38772 |
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9272 |
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Manufacturing overhead cost per pound (Total overhead/No of
pounds) |
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0.38 |
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3.09 |
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Answer to Question 2c. |
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Kenya Dark |
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Viet Select |
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Raw material cost/pound |
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4.5 |
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3.5 |
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Direct Labour cost/pound |
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0.42 |
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0.42 |
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Prime Cost/pound |
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4.92 |
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3.92 |
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Manufacturing overhead/pound |
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0.38 |
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3.09 |
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Unit Production cost/pound |
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5.30 |
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7.01 |
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