Question
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.Solution
Sum of scores till 20 matches=S average of 20 matches=x S=20x (S+87)/21 =x+2 20x+87=21x+42 X = 45
- Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Mark the part with the...
- Read the sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Mark the part with the ...
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