Question: In a class of 20 students, average mark obtained by them is 68. If the marks of two students were misread as 68 and

In a class of 20 students, average mark obtained by them is

In a class of 20 students, average mark obtained by them is 68. If the marks of two students were misread as 68 and 49 instead of the actual marks 86 and 60 respectively, what would be the correct average? 1. 78.5 2. 69.45 3. 59.5 4. 70 66 5.

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