Respuesta :

najubessi

Answer:

Step-by-step explanation:

The time (minutes) vary directly with the number of walls and inversely to the number of people.

m = kw/p, where m = minutes, w = walls, and p = people

60 = 5k/7

420 = 5k

84 = k

 

m = 10(84)/10

m = 84

london68
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