Sandy rakes and bags the leaves on her front lawn in 30 mins. Randy does the same job in 20 mins. How many fewer minutes will it t

Question

Sandy rakes and bags the leaves on her front lawn in 30 mins. Randy does the same job in 20 mins. How many fewer minutes will it take to complete the same job if sandy and randy work together than if sandy works alone?

niczorrrr · Answer

The number of  minutes  it take to complete the same job if  sandy  and  randy  work together than if  sandy  works alone is  18mins .     How to calculate time?  According to this question,  Sandy  rakes and bags the leaves on her front lawn in 30 mins while  Randy  does the same job in 20 mins.     To calculate the time it will take both of them to work together, we use the following expression;    1/30 + 1/20 = 1/x    x =  12mins     Therefore, it will take 30 - 12 =  18 mins , to complete the same job if  sandy  and  randy  work together than if  sandy  works alone.    Learn more about  time  at: https://brainly.com/question/28050940  #SPJ1

How to calculate time?

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