Arithmetic mean in the series, 10, 20, 30, 40, 50 will be ____
A. 10
B. 30
C. 50
D. None of the above
Answer:B
Arithmetic mean in the series, 10, 20, 30, 40, 50 will be ____
A. 10 B. 30 C. 50 D. None of the above