For 8 innings, a cricketer has an average of 68 runs. In the ninth inning, he scores 220 runs. His average score increased by (rounded off to the nearest whole number):
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e 17.
Total after 8 innings = 8 × 68 = 544
After 9th (220), total = 544 + 220 = 764
New average = 764 ÷ 9 ≈ 84.89
Increase = 84.89 − 68 ≈ 16.89 ≈ 17 runs