Question

a batsman made an average of 40 runs in 4 innings, but in the 5th inning, he was out for zero. What is the average after the fifth inning?

Answer 1

Answer: 32 runs.

Explanation:

Average means calculating a central value of a given set of numbers. In order to arrive at the central value we add upon all the numbers and then divide it by the numbers of number.

As per question the batsman scores at an average of 40 runs in 4 innings

∴ The total runs scored by the batsman is 40×4= 160 runs.

In the 5th innings he was out for zero.

∴ The average score after 5th innings is 160÷5= 32 runs.

Hope this helps.

Answer 2

Answer:  

The average after the fifth inning is 32.

Explanation:

Average after fifth inning of the batsman is found by = run made by him/total innings played by him

So, Average score of the batsman is 40.

Hence 40 = run made by batsman / total innings played by him

40 = run made by batsman / 4

So, total run made by batsman = 160

Average score  of the batsman for 5 innings $=\frac{160}{5}$

Average score of the batsman = 32