Sharpening your pencil is an operation that may bedivided into eight small elemental motions. In MTM terms, eachelement may be assigned a certain number of TMUs:   Reach 4 inches for the pencil 6 TMUGrasp the pencil 2 TMUMove the pencil 6 inches 10 TMUPosition the pencil 20 TMUInsert the pencil into the sharpener 4 TMUSharpen the pencil 120 TMUDisengage the pencil 10 TMUMove the pencil 6 inches 10 TMUWhat is the total normal time for sharpening one pencil? Convertyour answer into minutes and seconds.

Practical Management Science
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Sharpening your pencil is an operation that may be
divided into eight small elemental motions. In MTM terms, each
element may be assigned a certain number of TMUs:

 

Reach 4 inches for the pencil 6 TMU
Grasp the pencil 2 TMU
Move the pencil 6 inches 10 TMU
Position the pencil 20 TMU
Insert the pencil into the sharpener 4 TMU
Sharpen the pencil 120 TMU
Disengage the pencil 10 TMU
Move the pencil 6 inches 10 TMU
What is the total normal time for sharpening one pencil? Convert
your answer into minutes and seconds.

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