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​Lisa, an experienced shipping​ clerk, can fill a certain order in 9 hours. Felipe​, a new​ clerk, needs 10 hours to do the same job. Working​ together, how long will it take them to fill the​ order?

Lisa an experienced shipping clerk can fill a certain order in 9 hours Felipe a new clerk needs 10 hours to do the same job Working together how long will it ta class=

Respuesta :

abigaildanquah81

Answer:

9.5hrs

Step-by-step explanation:

since they are working together you have to take the average time since is the same order

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