SSC CHSL 15 Oct 2020 Shift 1 Paper

Question : 62 of 100

Marks: +1, -0

The average marks of Ravi in five subjects are 150 , but inMathematics 43 was misread as 23 during the calculation. The correct average is

Solution:

According to the question,
The correct average

={150 ×5+43-23}/{5}=154

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