CBSE Board Practice

Class VI Class VII Class VIII Class IX Class X
CBSE Grade VII - Data Handling
Question 1
1.
    • Weights of 21 students are given below. Find the mode.
    • Weight (in kg)
      40
      41
      42
      44
      46
      52
      58
      59
      No. of students
      3
      1
      2
      1
      3
      3
      7
      1
  • 59
    kg
  • 58
    kg
  • 60
    kg
  • 56
    kg
  • 57
    kg
Question 2
2.
Read the column-graph given below. Find the year that has maximum food grains production.
  • 2009
  • 2008
  • 2011
  • 2007
  • 2010
Question 3
3.
A survey of 50 men showed that only 30 of them know Urdu. Out of these men, if one is selected at random, what is the probability that the selected man knows Urdu?
  • 3
    5
  • 2
    3
  • 2
    5
  • 4
    5
Question 4
4.
    • The following table gives the data regarding
    • the favourite sport of
    • 194
    • students of a school.
    • Find number of students who like
    • high jump
    • .
    • Sport
      chess
      wrestling
      cricket
      hockey
      volleyball
      long jump
      high jump
      No. of Students
      33
      21
      24
      23
      36
      26
      31
  • 29
  • 30
  • 32
  • 31
  • 34
Question 5
5.
    • Daily wages of 16 labourers (in ₹) are given below. Find the mode wage.
      • 321
      • 474
      • 315
      • 363
      • 361
      • 334
      • 317
      • 469
      • 429
      • 498
      • 353
      • 492
      • 394
      • 468
      • 319
      • 315
  • ₹
    316.00
  • ₹
    314.00
  • ₹
    313.00
  • ₹
    317.00
  • ₹
    315.00
Question 6
6.
Given below is the column-graph showing heights of some mountain peaks. Find the mountain that has 4414 m height.
  • Appalachian
  • Kilimanjaro
  • Nanda Devi
  • Himadri
  • Kanchenjunga
Question 7
7.
    • The following outcomes were noted when a dice was thrown 21 times. Identify the frequency distribution table for the given data.
      • 4
      • 2
      • 6
      • 5
      • 1
      • 2
      • 3
      • 4
      • 6
      • 1
      • 1
      • 1
      • 1
      • 6
      • 5
      • 3
      • 2
      • 6
      • 6
      • 3
      • 2
  • Outcome
    1
    2
    3
    4
    5
    6
    No. of outcomes
    5
    3
    3
    2
    3
    5
  • Outcome
    1
    2
    3
    4
    5
    6
    No. of outcomes
    4
    5
    6
    3
    1
    2
  • Outcome
    1
    2
    3
    4
    5
    6
    No. of outcomes
    5
    4
    4
    2
    2
    4
  • Outcome
    1
    2
    3
    4
    5
    6
    No. of outcomes
    3
    4
    1
    2
    5
    6
  • Outcome
    1
    2
    3
    4
    5
    6
    No. of outcomes
    5
    4
    3
    2
    2
    5
Question 8
8.
    • Arrange the following data
      • 25
      • 21
      • 24
      • 20
      • 31
      • 27
      • 14
      • 21
      • 39
      • 21
    • in descending order
    • 22
    • 11
    • 38
    • 24
    • 25
    • 19
    • 20
    • 10
    • 15
    • 19
    • 20
    • 15
    • 27
    • 34
    • 35
    • 36
    • 10
    • 14
    • 24
    • 21
    • 32
    • 40
    • 15
    • 10
    • 21
    • 22
    • 14
    • 26
    • 27
    • 26
    • 21
    • 31
    • 33
    • 40
    • 30
    • 36
    • 23
    • 35
    • 38
    • 27
    • 39
    • 31
    • 27
    • 25
    • 24
    • 21
    • 21
    • 21
    • 20
    • 14
Question 9
9.
    • Arrange the following data
      • 16
      • 30
      • 18
      • 22
      • 10
      • 28
      • 35
      • 17
      • 22
      • 21
    • in ascending order
    • 33
    • 20
    • 11
    • 14
    • 20
    • 25
    • 35
    • 37
    • 14
    • 30
    • 20
    • 23
    • 24
    • 39
    • 36
    • 26
    • 10
    • 10
    • 37
    • 25
    • 34
    • 12
    • 17
    • 35
    • 38
    • 12
    • 31
    • 38
    • 15
    • 29
    • 19
    • 27
    • 40
    • 30
    • 20
    • 18
    • 30
    • 24
    • 29
    • 31
    • 10
    • 16
    • 17
    • 18
    • 21
    • 22
    • 22
    • 28
    • 30
    • 35
Question 10
10.
Find the median of the first 10 odd numbers.
  • 13
  • 9
  • 10
  • 11
  • 8