lluviamonkeys12
lluviamonkeys12 lluviamonkeys12
  • 04-02-2015
  • Mathematics
contestada

train A arrives at central station on the hour and every 12 minutes .
train B arrives on the hour and every 15 minutes .
when do both trains arrive at the same time ?

Respuesta :

vstrunk2002
vstrunk2002 vstrunk2002
  • 04-02-2015
both trains arrive after train a has made its forth trip so every 5 trips
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