BrooNisassika0ther BrooNisassika0ther

30-09-2016
Mathematics

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you have 12 cards. one out of every 4 cards is faceup. the rest are facedown. how many cards are faceup

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SamreenAmdani SamreenAmdani

02-10-2016

3 cards

1/4 = x/12 1/4 = 3/12
4 * 3 = 12
1 * 3 = 3
x = 3

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