jennstreet1979
jennstreet1979 jennstreet1979
  • 03-03-2017
  • Mathematics
contestada

A worm moves forward 3/8 inch every 5 minutes for 1 hour 25 minutes. How fast does the worm move in this time?

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kmkm
kmkm kmkm
  • 03-03-2017
multiply 3/8 inch by 75 and divide by 5
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rarrininger
rarrininger rarrininger
  • 03-03-2017
1 hour 25 min = 60 min + 25 min = 85 min
85 min ÷5 min =17
7 x 3/8= 51/8 =6 3/8 inches
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