CAT 2014 Last Minute Preparation Formulaes

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Post the important formulas useful for last minute revision for 22nd November!!

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Averages: 1. Simple Average = Sum of elements/number of elements

2. Weighted Average = (w1x1 + w2x2 + w3x3 + .... + wnxn )/ w1 + w2 + .... + wn

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