jmtwilling12oyerrw jmtwilling12oyerrw
  • 30-11-2017
  • Mathematics
contestada

Thirty six of eighty piano keys are black. What fraction of piano keys are black?

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madisonknisley
madisonknisley madisonknisley
  • 30-11-2017
36/80 divided by 2 is 18/40
18/40 divided by 2 is 9/20
There is no common multiple, so the answer would be 9/20.
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