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© examsnet.com
Question : 29
Total: 40
The average mark of a student in 8 subjects is 87. Out of these, the highest mark is 2 more than the one next in value. If these two subjects are eliminated, the average mark of the remaining subjects is 85. What is the highest score?
91
94
89
96
Validate
Solution:
Average marks of 8 students = 87
Total marks = 87 × 8 = 696 marks
Let the two subjects = x, x + 2
According to the statement,
696
−
(
x
+
x
+
2
)
6
=
85
696
−
2
x
−
2
=
710
2
x
=
184
x
=
92
Now the highest marks be x + 2 = 92 + 2 = 94 marks
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