Question
In a World Cup match, the average runs scored by Virat
Kohli in his first 8 matches are 28. What should be his average score in the next two matches for the average runs scored by him in his first 10 matches to become 40?Solution
ATQ, Total runs scored by Virat kohli in first 8 matches = 8 × 28 = 224 Total runs to be scored in first 10 matches = 40 × 10 = 400 Sum of runs Virat kohli should score in 9th and 10th match = 400 – 224 = 176 Required average = 176 ÷ 2 = 88
Find the third proportional to 12 and 42?
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