A time study involving the preparation of hamburgers at Bill’s fast-food restaurant used the snap-back method to obtain the data (in minutes) shown below. Allowances typically constitute 15% of normal time. The schedule calls for 300 hamburgers to be prepared during the lunch rush. If each part-time employee works 190 minutes per day, how many employees will be needed? Observation Work Element 1 2 3 4 5 t F RF NT 1. Prepare Patty 0.45 0.41 0.50 0.48 0.36 1 0.9 2. Cook First side 0.85 0.81 0.77 0.89 0.83 1 1.2 3. Flip, press, and cook the other side 0.60 0.55 0.59 0.58 0.63 1 1.2 4. Assemble 0.31 0.24 0.27 0.26 0.32 1 1.0 Show work
A time study involving the preparation of hamburgers at Bill’s fast-food restaurant used the snap-back method to obtain the data (in minutes) shown below. Allowances typically constitute 15% of normal time. The
Observation
|
Work Element |
1 |
2 |
3 |
4 |
5 |
t |
F |
RF |
NT |
|
1. Prepare Patty |
0.45 |
0.41 |
0.50 |
0.48 |
0.36 |
|
1 |
0.9 |
|
|
2. Cook First side |
0.85 |
0.81 |
0.77 |
0.89 |
0.83 |
|
1 |
1.2 |
|
|
3. Flip, press, and cook the other side |
0.60 |
0.55 |
0.59 |
0.58 |
0.63 |
|
1 |
1.2 |
|
|
4. Assemble |
0.31 |
0.24 |
0.27 |
0.26 |
0.32 |
|
1 |
1.0 |
|
Show work
Given Information:
Allowance = 15% of normal time.
Time = 190 minutes per day.
Production required = 300 hamburgers.
| Observation | |||||||||
|
Work Element |
1 |
2 |
3 |
4 |
5 |
t |
F |
RF |
NT |
|
1. Prepare Patty |
0.45 |
0.41 |
0.50 |
0.48 |
0.36 |
|
1 |
0.9 |
|
|
2. Cook First side |
0.85 |
0.81 |
0.77 |
0.89 |
0.83 |
|
1 |
1.2 |
|
|
3. Flip, press, and cook the other side |
0.60 |
0.55 |
0.59 |
0.58 |
0.63 |
|
1 |
1.2 |
|
|
4. Assemble |
0.31 |
0.24 |
0.27 |
0.26 |
0.32 |
|
1 |
1.0 |
|
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