A can of Juice was 80% full.80% of the contents were emptied into a glass and 84 ml juice was added to the Can . then the can became full to the brim. what is the Capacity of the can?

• answer should be 100 ml.
• 8 years agoHelpfull: Yes(1) No(2)
• stage 1: 80% of x is in the can: 0.8x
  stage 2: 80% of the content is emptied: 0.8x−(0.8x)0.8
  stage 3: 84 ml is added back to the can 0.8x−(0.8x)0.8+84
  final: can is full x overall
  
  0.8x−(0.8x)0.8+84=x
  0.8x-0.64x+84=x
  0.16x+84=x
  .84x=84
  x=84/.84
  x=100
• 7 years agoHelpfull: Yes(1) No(0)
• Yes its 100 but how ?
• 8 years agoHelpfull: Yes(0) No(0)