ICSE Board Practice

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ICSE Grade X - Median, Quartiles and Mode

Question 1

1.	Heights of 64 plants (in cm) are shown in the given ogive. Find the number of plants whose height is less than 85 cm
	29 30 24 25 27

Question 2

2.	Ages of 78 students (in years) are shown in the given ogive. Find the number of students whose age is more than 70 years
	17 20 18 22 23

Question 3

3.	Find the median of all the factors of 10.
	5 2 9 2 13 4 4 7 2

Question 4

4.	Find the median of all the factors of 10.
	4 9 2 5 2 7 2 13 4

Question 5

5.	Rainfall of 12 days (in mm) are given below. Find the median rainfall. 6 11 9 5 6 8 12 13 7 8 13 12
	17 2 mm 19 2 mm 9 mm 21 2 mm

Question 6

6.	Which of the following class intervals are in exclusive form?
	a) 26.5 - 34.5 , 34.5 - 42.5 , 42.5 - 50.5... b) 27 - 34 , 35 - 42 , 43 - 50,... c) 51 - 58 , 59 - 66 , 67 - 74,... d) 48 - 55 , 55 - 62 , 62 - 69... e) 27 - 34 , 34 - 41 , 41 - 48,...
	{b,a,d} {a,d,e} {b,c,e} {b,a} {c,d}

Question 7

7.	Daily wages of 87 labourers (in ₹) are shown in the given ogive. Find the number of labourers whose wage is less than ₹255
	48 44 43 46 49

Question 8

8.	The given ogive represents the heights of workers (in cm) in a factory. Find the number of workers whose height is more than 150 cm
	26 31 35 36 27

Question 9

9.	The histogram given below represents the marks obtained by some candidates in an examination. Using data in the diagram, calculate the median marks.
	59.37 57.37 61.37 58.37 60.37

Question 10

10.	Weights of 11 students (in kg) are given below. Find the mode weight. 54 57 43 49 49 58 44 59 48 44 44
	44 kg 45 kg 42 kg 43 kg 46 kg

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