The average price per kg of rice at 10 differ | vedclass

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(C) The initial sum of the price per $kg$ of rice at $10$ different places $= 4.85 	imes 10 = 48.50 	ext{ Rs.}$The net change in the total price is

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$4.90$

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(C) The initial sum of the price per $kg$ of rice at $10$ different places $= 4.85 	imes 10 = 48.50 	ext{ Rs.}$The net change in the total price is calculated as follows:Increase at $3$ places $= 3 	imes 20 	ext{ paise} = 60 	ext{ paise}$Decrease at $1$ place $= 1 	imes 10 	ext{ paise} = 10 	ext{ paise}$Net change $= 60 - 10 = 50 	ext{ paise} = 0.50 	ext{ Rs.}$The new sum of the price of rice at $10$ different places $= 48.50 + 0.50 = 49.00 	ext{ Rs.}$The new average price per $kg = \frac{49.00}{10} = 4.90 	ext{ Rs.}$

The average price per $kg$ of rice at $10$ different places was $Rs. 4.85$. After a week,the price per $kg$ was increased by $20$ paise at $3$ places and decreased by $10$ paise at $1$ place. What is the new average price per $kg$ in $Rs.$?

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