Important Formulas - Average
ssc preparation, important competetion questions, current affairs of india, latest question asked in competetion papers, Important Formulas - Average 1. Average = Sum of observations Number of observations Sum of observations Number of observations 2. Average Speed If a car covers a certain distance at x x kmph and an equal distance at y y kmph. Then, the average speed of the whole journey = 2 x y x + y 2 x y x + y kmph
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