The average height of three children in a class is 80cm and the average
height of 5 children is 84cm. Find the average height of all of these
children.
Answers
Answered by
2
Step-by-step explanation:
average height of children is 82
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Answer:
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Step-by-step explanation:
Average Height=sum of height of all students÷ total no. of students
=80cm+84cm÷5+3
=164cm÷8
=20.5cm
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