ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade X - Median, Quartiles and Mode
Question 1
1.
    • Daily wages of 59 labourers (in ₹) are shown in the given ogive.
    • Find the number of
    • labourers
    • whose wage is
    • less
    • than
    • ₹311
  • 19
  • 23
  • 18
  • 24
  • 21
Question 2
2.
    • In a class test, the marks obtained by
    • 9
    • students are
      • 11
      • 15
      • 15
      • 26
      • 40
      • 28
      • 28
      • 38
      • 30
    • Find the lower quartile.
  • 25
    2
    3
  • 9
    1
    2
  • 34
  • 29
  • 15
Question 3
3.
The following ogive shows the distribution of the heights of a group of factory workers. Estimate the upper quartile.
  • 166.58 cm
  • 169.08 cm
  • 170.33 cm
  • 167.83 cm
  • 165.33 cm
Question 4
4.
    • Scores of 26 students are given below. Find the mode.
    • Score
      72
      75
      77
      79
      81
      82
      84
      85
      86
      89
      No. of students
      1
      4
      2
      2
      3
      3
      7
      2
      1
      1
  • 82
  • 86
  • 84
  • 83
  • 85
Question 5
5.
    • The daily profits of
    • 88
    • shops in a department store are distributed as given below.
    • Find the mode
    • profit
    • .
  • ₹67.72
  • ₹63.97
  • ₹78.97
  • ₹75.22
  • ₹71.47
Question 6
6.
    • Heights of 62 plants (in cm) are shown in the given ogive.
    • Find the number of
    • plants
    • whose height is
    • less
    • than
    • 100 cm
  • 55
  • 56
  • 51
  • 50
  • 53
Question 7
7.
    • Temperatures of 80 days (in °C) are shown in the given ogive.
    • Find the number of
    • days
    • where the temperature is
    • more
    • than
    • 61 °C
  • 50
  • 53
  • 52
  • 48
  • 47
Question 8
8.
    • The following table shows the weights of
    • 72
    • persons in a group.
    • Find the
    • mode weight.
    • Weight (in kg)
      20 - 27
      28 - 35
      36 - 43
      44 - 51
      52 - 59
      No. of persons
      13
      16
      20
      16
      7
  • 40
    kg
  • 79
    2
    kg
  • 81
    2
    kg
  • 83
    2
    kg
Question 9
9.
    • Heights of 58 students (in cm) are shown in the given ogive.
    • Find the number of
    • students
    • whose height is
    • less
    • than
    • 148 cm
  • 32
  • 34
  • 36
  • 31
  • 37
Question 10
10.
Less than cumulative curves are drawn using
  • lower boundaries of classes and greater than cumulative frequencies
  • upper boundaries of classes and less than cumulative frequencies
  • mid values of classes and less than cumulative frequencies
  • lower boundaries of classes and less than cumulative frequencies