Mean of 6 numbers is 8,what should be added to it, to make the mean 9.
Answers
Answered by
0
1 and 3 you have added so its right
Answered by
0
Mean of 6 numbers is 8.
Sum of the six numbers/6=8
Sum of the six numbers=48
If one number is added to it,
Let the number be x
(Sum of six numbers+x)/7=9
(48+x)/7=9
48+x=63
x=63-48
x=15
15 should be added to it
Answer is 15.
Sum of the six numbers/6=8
Sum of the six numbers=48
If one number is added to it,
Let the number be x
(Sum of six numbers+x)/7=9
(48+x)/7=9
48+x=63
x=63-48
x=15
15 should be added to it
Answer is 15.
Similar questions