Question
Average marks scored by Vineet in five subjects are 85.
The average marks scored by him (excluding his highest and lowest marks) are 70 and lowest marks scored by him are 60. Find the highest marks scored by him.Solution
Sum of marks scored by him in five subjects = 5 x 85 = 425 Sum of marks scored by him (excluding his highest and lowest marks) = 3 x 70 = 210 Therefore, sum of highest and lowest marks = 425 – 210 = 215 So, highest marks scored by him = 215 – 60 = 155
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