Avarage age of 5 student of a class is 15years .find the total age of these student
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No. of students=5
Average Age of students =15
Total age of students= 15×5
=75
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Answer:
average age= 15 total age be x
no of students= 5
we know average= sum of numbers/2
15=x/5
15 × 5=x
75= x
:.the total age of these boys is 75
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