the average of 45students marksnis calculated as 56cm.later on it is found that the marks of a student is taken as 95cm instead of

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the average of 45students marksnis calculated as 56cm.later on it is found that the marks of a student is taken as 95cm instead of 68cm.find the correct average‚Äč

Dilys 2 years 2021-08-31T06:01:18+00:00 0

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    2021-08-31T06:02:54+00:00

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12:4+4*3-6:3 = ? ( )