Question on: WAEC Mathematics - 2018
The mean of 1, 3, 5, 7 and x is 4. Find the value of x
A
2
B
4
C
6
D
8
Ask EduPadi AI for a detailed answer
Correct Option: B
Mean = \(\frac{\sum x}{n}\)
4 = \(\frac{1 + 3 + 5 + 7 + x}{5}\)
4 x 5 = 16 + x
20 - 16 = x
4 = x
x = 4
Add your answer
Please share this, thanks!
No responses