ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade X - Median, Quartiles and Mode
Question 1
1.
    • Rainfall of 64 days (in mm) are shown in the given ogive.
    • Find the number of
    • days
    • where the rainfall is
    • more
    • than
    • 30 mm
  • 13
  • 12
  • 17
  • 18
  • 15
Question 2
2.
    • Heights of 28 students are given below. Find the first quartile.
    • Height (in cm)
      129
      136
      142
      144
      146
      148
      156
      161
      162
      169
      171
      No. of students
      1
      2
      1
      1
      4
      1
      5
      2
      3
      5
      3
  • 147
  • 145
  • 146
  • 144
  • 148
Question 3
3.
    • Ages of 80 students (in years) are shown in the given ogive.
    • Find the number of
    • students
    • whose age is
    • more
    • than
    • 29 years
  • 61
  • 63
  • 66
  • 65
  • 60
Question 4
4.
Find the median of all prime numbers between 10 and 60.
  • 32
  • 33
  • 31
  • 30
  • 28
Question 5
5.
    • The daily wages of
    • 142
    • workers in a factory are given below.
    • Find the
    • median wage.
    • Wage (in rupees)
      20 - 26
      26 - 32
      32 - 38
      38 - 44
      44 - 50
      50 - 56
      56 - 62
      No. of workers
      18
      18
      27
      25
      9
      17
      28
  • ₹
    39.92
  • ₹
    40.00
  • ₹
    40.92
  • ₹
    41.92
  • ₹
    39.96
Question 6
6.
    • The marks obtained by
    • 71
    • students in an examination are shown in the given ogive.
    • Find the number of students who obtained
    • less
    • than
    • 55
    • marks in examination.
  • 72
  • 69
  • 73
  • 70
  • 71
Question 7
7.
    • Scores of 50 students are shown in the given ogive.
    • Find the number of
    • students
    • whose score is
    • less
    • than
    • 40
  • 27
  • 32
  • 30
  • 33
  • 28
Question 8
8.
    • The scores obtained by 10 students in a test are given below. Find the mode.
      • 18
      • 3
      • 19
      • 13
      • 4
      • 14
      • 3
      • 9
      • 18
      • 3
  • 13
  • 16
  • 3
  • 19
  • 11
    2
    9
Question 9
9.
    • Daily wages of 16 labourers (in ₹) are given below. Find the mode wage.
      • 336
      • 387
      • 340
      • 406
      • 328
      • 479
      • 458
      • 395
      • 490
      • 382
      • 353
      • 428
      • 336
      • 490
      • 464
      • 336
  • ₹
    334.00
  • ₹
    338.00
  • ₹
    335.00
  • ₹
    337.00
  • ₹
    336.00
Question 10
10.
    • A frequency distribution table is given below.
    • Find the
    • median .
    • Class-Interval
      7 - 13
      13 - 19
      19 - 25
      25 - 31
      31 - 37
      37 - 43
      Frequency
      19
      2
      26
      16
      12
      40
  • 479
    16
  • 29
  • 463
    16
  • 495
    16
  • 465
    16