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1. On a certain TV station, there are 4 commercials during
every 30-minute period. How many minutes of TV do you
need to watch to have watched more than 10 commercials?
2018 30 31 SW

Respuesta :


Average minute per commercial
30/4 =7.5

For 10 commercials it will be
10*7.5 = 75 minutes

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