DanceQueen101 DanceQueen101

30-11-2015
Mathematics

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What does the ratio 2:1 mean?

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apologiabiology apologiabiology

30-11-2015

for every 2 things on the right, there will be 1 of the thing on the left exg
if there are 4 boys and 2 girls in a class the ratio is 4:2 or 2:1 (ratios can be simplified like fractions)
for every 2 boys, there is 1 girl,

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