Seudónimo Seudónimo
  • 21-09-2016
  • Mathematics
contestada

a grading machine can grade 48 multiple choice questions in 1 minute how long will it take to to grade 300 tests

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CameraCon
CameraCon CameraCon
  • 21-09-2016
It would be about 6 minutes and 15 seconds.
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jenni35 jenni35
  • 21-09-2016
it would be about 6minutes 30 seconds
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