The average marks obtained by 22 candidate in an examination are 45. The average

Question

The average marks obtained by 22 candidate in an examination are 45. The average marks of the first 10 candidates is 55 and those of the last eleven is 40. The number of marks obtained by the eleventh candidate is ?

Options:

A . 45

B . 0

C . 50

D . 47.5

Answer: Option B

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