Question

A machine works every day for 3 h 40 min 50 s to print books. For how long will it work
in a week if everyday it works for the same time duration?
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Answer 1

Work Done Together =

= ab/a+b

= 4*6/4+6

= 24/10.

= 2.4 Hrs

= 2 Hours 60 * 0.4 Min

= 2 Hrs 24 Mins

Answer 2

Answer:

3 hours 40 min 50 sec multiply by 7 = 25 hours 45 min and 50 sec