AdrienVallentino2047 AdrienVallentino2047
  • 22-09-2017
  • Mathematics
contestada

Mr. Brown can grade 4 exams in 15 minutes. How many exams can he grade in 1 hour? How do you know?

Respuesta :

sylandsyl
sylandsyl sylandsyl
  • 22-09-2017
16 because you divide i hour by 15 and multiply that by 4:)
Answer Link
arian6
arian6 arian6
  • 22-09-2017
4:15
1:.15
X:1H
16:1H

This is because 15x4=1hour and 4x4=16
Answer Link

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