The average marks of 10 students is 60. If the highest mark is excluded, the average is 59. Find the highest mark

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Solution

Total marks obtained by ten students = 60×10 =600.

let the highest mark was x.
so marks obtained by 9 students =600-x.

average marks of 9 students =marks obtained by 9 students /9.
59 =( 600-x)/9
59×9 =600-x
600-x =531
x =600- 531
x =69.

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The average marks of 10 students is 60. If the highest mark is excluded, the average is 59. Find the highest mark

Total marks obtained by ten students = 60×10 =600. let the highest mark was x. so marks obtained by 9 students =600-x. average marks of 9 students =marks obtained by 9 students /9. 59 =( 600-x)/9 59×9 =600-x 600-x =531 x =600- 531 x =69.

Total marks obtained by ten students = 60×10 =600.

let the highest mark was x.
so marks obtained by 9 students =600-x.

average marks of 9 students =marks obtained by 9 students /9.
59 =( 600-x)/9
59×9 =600-x
600-x =531
x =600- 531
x =69.