Elizabeth5966 Elizabeth5966
  • 15-04-2016
  • Mathematics
contestada

mark sold $2 each. he receive less than $80 from the sale find the greatest possible number of pens

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AmazingMc
AmazingMc AmazingMc
  • 15-04-2016
80<2x            (x = # of pens)
/2    /2
40<x
 
39 pens at most
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