Brady11 Brady11
  • 11-09-2015
  • Mathematics
contestada

How many pairs of whole numbers have a sum of 99

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AL2006
AL2006 AL2006
  • 11-09-2015

1 + 98
2 + 97
3 + 96
.
.
43 + 46
44 + 45

That makes 44 of them.

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