the mean of first 5 observation is 15. if mean of first 3 nos is 14 and mean of last 3 nos is 17 find the third no
Answers
Answered by
4
Answer:
Sum of first 5 observation=5(15)=75
Sum of first third observation =3(14)=42
Sum of last 3 observation=3(17)=51
3rd number=42+51-75=93-75=18.
Follow me and mark it brainliest.
If you have any doubts ask me.
Happy independence Day
Similar questions