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The average of n numbers is 58. If each ...

The average of n numbers is 58. If each of 65% of the numbers is increased by 16 and each of the remaining numbers is decreased by 9, then the new average of the numbers :

A

67.125

B

64.75

C

65.25

D

66.5

Text Solution

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The correct Answer is:
C
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GAGAN PRATAP -AVERAGE-Multiple Choice Questions
  1. The average age of 25 men is 28 years. 5 new men of an average age of ...

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  2. The average salary of a person for the months of February, March, Apri...

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  3. The average of n numbers is 58. If each of 65% of the numbers is incre...

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  4. In AKGEC college in B.Tech.ECE branch there are three sections A, B an...

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  5. lf the average of 35 numbers is 22, the average of the first 17 number...

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  6. The average of 65 numbers is 137.8. The average of first 32 numbers is...

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  7. The average of 40 numbers is 36. The average of the first 25 numbers i...

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  8. The average of 83 results is 48.5. If the average of the first 59 resu...

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  9. The average of 60 student’s results is 38. If the average of the first...

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  10. The average of 33 numbers is 74. The average of the first 17 numbers i...

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  11. The average marks of 50 students in an examination was 65. It was late...

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  12. In a class, the average score of thirty students on a test is 69. Late...

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  13. The average marks of 40 students was found to be 68. If the marks of t...

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  14. The average of 100 numbers is 63, but it was found that 2 numbers 37 &...

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  15. The average age of a number of persons in a group’ was calculated as 3...

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  16. The average of the ages of a group of 65 men is 32 years. If 5 men...

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  17. The average of 18 numbers is 37.5. If six numbers of average x are add...

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  18. The average weight of some students in a class was 58.4kg. When 5 stud...

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  19. The average weight of the students in a group 75.4 kg. Later on, four ...

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  20. The average weight of a certain number of students in a group is 72 kg...

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