1. | The average of ten numbers is 7 .If each number is multiplied by 12 , then the average of new set of numbers is? |
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2. | The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team? |
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3. | Three years ago, the average age of a family of 5 members was 17 years. A baby having been born , the average age of the family is the same today. The present age of the baby is ? |
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4. | The average of five numbers id 27. If one number is excluded,the average becomes 25. The excluded number is? |
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5. | The batting average for 40 innings of a cricket palyer is 50 runs. His highest score exceeds his lowest score by 172 runs. If these two innings are excluded, the average of the remaining 38 innings is 48 runs. The highest score of the player is? |
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6. | The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person? |
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7. | The average weight of 6 men decreases by 3 kg when one of them weighing 80 kg is replaced by a new man . The weight of the new man is? |
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8. | The average monthly income of P and Q is Rs. 5050. The average monthly income of Q and R is Rs. 6250 and the average monthly income of P and R is Rs. 5200. The monthly income of P is? |
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9. | A batsman makes a score of 87 runs in the 17th inning and thus increases his average by 3 . Find his average after 17th inning? |
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10. | The avearge score of a cricketer for ten matches is 38.9 runs. If the average for the first six matches is 42. Then find the average for the last four matches? |
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