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In a class of 40 students on average 8 will be left handed, if a class includes 12 lefties estimate how many students are in the class
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In a class of 40 students on average 8 will be left handed, if a class includes 12 lefties estimate how many students are in the class

User Ivan Durst
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40/8 = x/12
40 multiplied by 12 then divide by 8
60 children in a class
User Blackhex
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