valeriadelvalle13
valeriadelvalle13 valeriadelvalle13
  • 07-12-2019
  • Mathematics
contestada

Quinn can type a report in 3 hours and his older sister takes 5 hours to type the same report. Working together, how long should it take them to complete the task?

Respuesta :

shashwatk shashwatk
  • 07-12-2019

Answer:

1.87 Hours

Step-by-step explanation:

Using simple formula for these type of problems

A*B/A+B

where A = 3 hours and B = 5 hours.

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