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z 10.2.
The mean of 20 Students marks in 150.
Find Sum of the marks of Student
Answers
Answered by
5
Step-by-step explanation:
Given,
Mean of 20 students is 150
Mean= Sum of observation /No of observation
so,
150=x/20
x=150*20
x=3000
Sum of marks is 3000
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Answered by
0
Given : The mean of 20 Students marks is 150
To find : Sum of the marks of Student
Solution:
Mean Marks = Sum of Marks of Students / Total Students
Total Students = 20
Sum of Marks of 20 Students = ?
Mean Marks = 150
Sum of Marks of Students = Mean Marks * total Students
=> Sum of Marks of Students = 150 * 20
=> Sum of Marks of Students = 3000
Sum of Marks of Students = 3000
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