Average Questions Practice Question and Answer

Q:

Average of 11 number is 30. If the average of first 10 numbers is 22, then find the 11th number?

2104 0

  • 1
    215
    Correct
    Wrong
  • 2
    110
    Correct
    Wrong
  • 3
    105
    Correct
    Wrong
  • 4
    90
    Correct
    Wrong
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Answer : 2. "110"

Q: The average daily income of A, B and C is Rs.450. If the average daily income of A and B is Rs.400. B and C is Rs.430; then the daily income of B will be- 2064 0

  • 1
    Rs.300
    Correct
    Wrong
  • 2
    Rs.310
    Correct
    Wrong
  • 3
    Rs.415
    Correct
    Wrong
  • 4
    Rs.425
    Correct
    Wrong
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Answer : 2. "Rs.310"
Explanation :

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Q: Average weight of 24 students is 32 kg. If increase by 2 kg when a teacher joins the group. What will be the weight of teacher? 2011 0

  • 1
    82 kg
    Correct
    Wrong
  • 2
    84 kg
    Correct
    Wrong
  • 3
    80 kg
    Correct
    Wrong
  • 4
    85 kg
    Correct
    Wrong
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Answer : 1. "82 kg"

Q:

The average of 20 numbers is 32. If two numbers are 29 and 31, then what is the average of the remaining numbers (correct up to two decimals)? 

1940 0

  • 1
    31.24
    Correct
    Wrong
  • 2
    30.22
    Correct
    Wrong
  • 3
    34.44
    Correct
    Wrong
  • 4
    32.22
    Correct
    Wrong
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Answer : 4. "32.22"

Q:

What will be the average of the following set of scores?
59, 84, 44, 98, 30, 40, 58

1920 0

  • 1
    62
    Correct
    Wrong
  • 2
    66
    Correct
    Wrong
  • 3
    75
    Correct
    Wrong
  • 4
    52
    Correct
    Wrong
  • 5
    59
    Correct
    Wrong
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Answer : 5. "59"

Q:

Find the average of the following set of numbers 148, 88, 184, 166, 96, 122

1915 0

  • 1
    146
    Correct
    Wrong
  • 2
    142
    Correct
    Wrong
  • 3
    136
    Correct
    Wrong
  • 4
    132
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 5. "None of these"

Q:

Rohit purchased 12 kg of oranges for a total price of ₹480 and 18 kg of guavas at 30 per kg. What cost of the fruits purchased by Rohit?

1907 0

  • 1
    36.00
    Correct
    Wrong
  • 2
    34.00
    Correct
    Wrong
  • 3
    37.20
    Correct
    Wrong
  • 4
    38.20
    Correct
    Wrong
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Answer : 2. "34.00"

Q:

In the afternoon, a student read 100 pages at the rate of 60 pages per hour. In the evening, when she was tired, she read 100 more pages at the rate of 40 pages per hour. What was her average rate of reading the pages per hour? 

1884 0

  • 1
    48
    Correct
    Wrong
  • 2
    50
    Correct
    Wrong
  • 3
    60
    Correct
    Wrong
  • 4
    70
    Correct
    Wrong
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Answer : 1. "48 "

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