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A worker takes a standard 20 minutes per cardboard box and works 7 productive hours. Her standard task is:

A20 boxes
B21 boxes
C24 boxes
D28 boxes
Answer & Solution
Correct answer: B. 21 boxes
1. Three boxes an hour. 2. Seven hours give 21 boxes. 3. That is time study at work. _Source: NCERT Class 12 Business Studies Part I, Chapter 2, Principles of Management._
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