Akkenson9306 Akkenson9306
  • 16-11-2017
  • Mathematics
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Four balls of wool will make 8 knitted caps. How many balls of wool will Malcolm need if he wants to make 6 cups

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randgh
randgh randgh
  • 16-11-2017
4 balls of wool  ------------------------8 knitted caps
??? xballs   --------------------------------- 6 caps 

cross multiplication 
x= 6  x4  / 8 = 3 balls
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