Seudónimo Seudónimo
  • 25-01-2017
  • Mathematics
contestada

You receive 9 text messages in 12 minutes. What is the rate of text messages per hour?

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jodeelhyn
jodeelhyn jodeelhyn
  • 25-01-2017
Twelve minutes occurs 5 times in an hour, so 9x5=45. You get 45 text messages per hour.
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