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A batsman scores 87 runs in the 21st match of his career. His average runs per match increases by 2. What was his average before the 21st match?
- A45
- B46
- C44
- D43
Answer not set
Discussion 1
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CCommunity
Let his average before the 21st match be x and average after the 21st match will be x + 2
His total runs before the 21st match can be given as 20x.
From the problem statement
⇒ x + 2 = (87 + 20x)/21
⇒ x = 45
∴ His average before the 21st match is 45.
His total runs before the 21st match can be given as 20x.
From the problem statement
⇒ x + 2 = (87 + 20x)/21
⇒ x = 45
∴ His average before the 21st match is 45.