The average marks obtained by a class of 60 students is 65. The average marks of half of the students is found to be 85. The average marks of the remaining students is :
A. 35
B. 45
C. 55
D. 65
Answer: Option B
Solution(By Examveda Team)
Let us take 30 students average marks = xThen,
30x + (3 × 85) = 60 × 65
x = 130 - 85
x = 45
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