Campus
Maths Puzzle
Logical Reasoning
One can do apiecce of work in 2 hrs, other in 3 hrs, and another in 4 hrs. Wats the time taken for the work to b completed by all the three?
Read Solution (Total 2)
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- 55 5/13 min.
Working together 1 hr. work=(1/2)+(1/3)+(1/4)=13/12
So time taken for completing the work=12/13 hr. or 60*12/13 min.=55 5/13 min. - 9 years agoHelpfull: Yes(0) No(0)
- y have u convert into mins so that u have mul with 60 it is no need @devendra marghade
- 9 years agoHelpfull: Yes(0) No(0)
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