janyamontgomeroyplcr janyamontgomeroyplcr
  • 31-10-2017
  • Mathematics
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Suzanne can work 10 math problems in 15 minutes. How many can she work in an hour and a half?

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HandyMan133
HandyMan133 HandyMan133
  • 31-10-2017
Hey there!

10-15
x-90
so 15x=900
 x=60
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