nietoleo104 nietoleo104
  • 23-05-2020
  • Mathematics
contestada

Tracy can mow the lawn with a power
mower in 20 minutes. Hai can mow it with
a hand mower in 50 minutes. How long
will it take them if they cooperate?

Respuesta :

meja10
meja10 meja10
  • 23-05-2020

Answer:

14.29 minutes

Step-by-step explanation:

take the sum of their time 1/20+1/50,then find the reciprocal

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