Correct option is B
Given:
Average over 10 innings = 88 runs
Score in 11th inning = 219 runs
Formula Used:
Total Runs = Average × Number of Innings
New Average =
Solution:
Total runs in 10 innings = 88 × 10 = 880
Total runs after 11 innings = 880 + 219 = 1099
New Average =
New Average = 99.909...
Increase in average = 99.909... - 88 = 11.909...
Rounding off to the nearest whole number, the increase is 12.
Final Answer
So the correct answer is (b)