Question

Carmela can clean a garden in 5 hours and her sister Janine can clean it in 8 hours. a. How long will it take them to clean the garden if they work together?) b. If Carmela cán clean the garden in A hours and they can do it together in 24 hours, how long will it take Janine to do it alone? (with solutions)​

Answer 1

Answer:

1/3 = portion of job done by the first person per hour

1/6 = portion of job done by the second person per hour

 

If x = number of hours it takes to do the job if they both work together, then

 

  1/3 + 1/6 = 1/x

 

           1/2 = 1/x     So, x = 2 hours

Step-by-step explanation:

Hope it helps (Its not the same question but it is similar)

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