In an excel sheet cell A1, A2, A3, A4 contains the value of power generation by four plants. Write a function in A5 to show the average of best…

In an excel sheet cell A1, A2, A3, A4 contains the value of power generation by four plants. Write a function in A5 to show the average of best three power plants.

From the NESCO Assistant Manager (MIS & ICT) 2018 – Written exam, question 3 of 4.

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