Question 30
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Marks : 1.0 Negative : 0.25
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 marks obtained by the last student?
A. 90%
B. 60%
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Answer:
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Step-by-step explanation:
Answer is 80%.
25x60 + 25x80
50
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