Home
Class 14
MATHS
The average of a 6 observations is 45....

The average of a 6 observations is 45.5. If one new observation is added to the previous observations, then the new average becomes 47. The new observation is

A

58

B

56

C

50

D

46

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

The mean of 10 observation is 15. If one observation 15 is added, then find the new mean.

The median of 21 observations is 18. if two observations 15 and 24 included to the observations, then the median of new series is

The average of n observations is 40. If one observation of value 80 is added, then the average of all the observations is 41. What is the value of n ?

The mean of 7 observations is 7. If each observation is increased by 2, then the new mean is

The median of 21 observations is 18. If two observations 15 and 24 are included to the observations, then the median of the new series is

The mean of 9 observations is 15 .If one more observation is added to the series,the mean becomes 16 .The value of 10 th observation is

The mean of 22 observations is 10. Two more observations are included and the new mean becomes 11. The mean of two new observations is