UGC NET CSE | December 2014 | Part 3 | Question: 69

Question

Five men are available to do five different jobs. From past records, the time (in hours) that each man takes to do each job is known and is given in the following table :

Find out the minimum time required to complete all the jobs.

• A. $5$
• B. $11$
• C. $13$
• D. $15$ 

Answer 1

ans is C 13

Comments

The fourth row " 2 0 5 " also has a single zero. Then why not the second column is crossed ?

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4th row initially 2 0 5 0 0  and finally  0 0 3  0 0  contains lots of zero

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Can u please make a video on this question.