jayda00
jayda00 jayda00
  • 16-04-2017
  • Mathematics
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please help with this problem

please help with this problem class=

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thicket
thicket thicket
  • 16-04-2017
If Koby can work about 22 math problems in 30 minutes, you can multiply both 22 and 30 by 2 which gives you the rate of 44 math problems an hour. that then allows you to multiply 44 by 3 which equals 132, so the answer would be D.
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Аноним Аноним
  • 16-04-2017
i think answer is d 132
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