Question
Mathematics Question on Mean, median, mode and standard deviation
If the mean of 6, 7, x, 8, y, 14 is 9 then x+y=
A
17
B
18
C
19
D
20
Answer
19
Explanation
Solution
The correct option is (C): 19
If the mean of 6, 7, x, 8, y, 14 is 9 then x+y=
17
18
19
20
19
The correct option is (C): 19