The average marks obtained in a class of 50 students is 70%. The average of firs

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The average marks obtained in a class of 50 students is 70%. The average of first 25 is 60% and that of 24 is 80%. What is the mark obtained by the last student ?

Options:

A . 90%

B . 60%

C . 80%

D . 70%

Answer: Option C

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