7. If the mean of 4, 6, x, 9, 10, 5 is 7, find the value of x.
The numher of children in 25 families are given below :
Answers
Answered by
4
Answer:
x=8
Step-by-step explanation:
mean=sum of the terms/no.of terms
7=4+6+9+10+5+x/6
7=34+x/6
7*6=34+x
42=34+x
42-34=x
8=x
Answered by
3
7 = 4+6+x+9+10+5/6
7 x 6 = 4+6+x+9+10+5
42 = 34+x
34+x = 42
x = 42-34
x = 8(Ans).
7 x 6 = 4+6+x+9+10+5
42 = 34+x
34+x = 42
x = 42-34
x = 8(Ans).
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