Q: If the mean of x, x + 2, x + 4, x + 6, x + 8 is 11, then what is the mean of the last three observations? यदि x, x + 2, x + 4, x + 6, x + 8 का माध्य 11 हो, तो अंतिम तीन प्रेक्षणों का माध्य क्या होगा?
A.
8
B.
10
C.
12
D.
13
Correct Answer:
Option D -
Explanations:
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