Average Questions Practice Question and Answer

Q:

The average of three consecutive odd numbers is 12 more than one third of the first of these numbers. What is the last of the three numbers?

1790 0

  • 1
    19
    Correct
    Wrong
  • 2
    16
    Correct
    Wrong
  • 3
    15
    Correct
    Wrong
  • 4
    17
    Correct
    Wrong
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Answer : 1. "19 "

Q: The average of marks obtained by 14 students was 71, but it was found later that one of the student’s mark was accounted as 42 instead of 56 and for the other student; it was accounted as 74 instead of 32. So, the find the actual average? 1776 0

  • 1
    67
    Correct
    Wrong
  • 2
    68
    Correct
    Wrong
  • 3
    69
    Correct
    Wrong
  • 4
    71
    Correct
    Wrong
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Answer : 3. "69"
Explanation :

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Q: The average of marks obtained by 120 candidates in an examination is 35. The average of marks obtained by passed candidates is 39 and that of for failed candidates is 15. What is the no. of passed candidates? 1751 0

  • 1
    100
    Correct
    Wrong
  • 2
    120
    Correct
    Wrong
  • 3
    150
    Correct
    Wrong
  • 4
    140
    Correct
    Wrong
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Answer : 1. "100"
Explanation :

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Q:

A team of 8 persons joins in a shooting competition. The best marksman scored 85 points. If he had scored 92 points, the average score for the team would have been 84. The number of points the team scored was

1742 0

  • 1
    672
    Correct
    Wrong
  • 2
    665
    Correct
    Wrong
  • 3
    645
    Correct
    Wrong
  • 4
    588
    Correct
    Wrong
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Answer : 2. "665"

Q:

When the average age of husband, wife and their son was 42 years, the son got married and a child was born just one year after marriage. When the child turned to be 5 years, the average age of the family becomes 36 years. What was the age of daughter-in-law at the time of marriage?

1734 0

  • 1
    24 year
    Correct
    Wrong
  • 2
    28 year
    Correct
    Wrong
  • 3
    30 year
    Correct
    Wrong
  • 4
    25 year
    Correct
    Wrong
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Answer : 4. "25 year"

Q:

The average of 8 numbers is 38.4. Out of these numbers, the average of 7 number is 39.2. The 8th numbers

1719 1

  • 1
    33.7
    Correct
    Wrong
  • 2
    31.5
    Correct
    Wrong
  • 3
    35.2
    Correct
    Wrong
  • 4
    32.8
    Correct
    Wrong
  • 5
    34.5
    Correct
    Wrong
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Answer : 4. "32.8 "

Q: The average of nine numbers is 30. The average of first five numbers is 25 and that of for last three numbers is 35, then what will be sixth number? 1719 0

  • 1
    20
    Correct
    Wrong
  • 2
    30
    Correct
    Wrong
  • 3
    40
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
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Answer : 3. "40"
Explanation :

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Q:

The average score obtained by Sandeep in 12 Tests is 25. Rumella has an average of 23 marks so far, but has competed in only 8 Tests. What average will Rumela have to earn in the remaining 4 Tests to be equal to Raghuveer's average?

1717 0

  • 1
    28
    Correct
    Wrong
  • 2
    29
    Correct
    Wrong
  • 3
    26
    Correct
    Wrong
  • 4
    27
    Correct
    Wrong
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Answer : 2. "29"

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