nastylive23 nastylive23

25-11-2019
Mathematics

contestada

a chef can finish a catering job in 6 hr. his student can do the same job in 12 hr. how long will it take them to do the job if they work together?

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stephanienh12342006 stephanienh12342006

29-07-2021

Answer:

3 hours

Step-by-step explanation:

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