The histogram below shows the marks obtained by students in Mathematics.

In class intervals and , the number of students are equal.

10-20 and 30-40

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30-40 and 60-70

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40-50 and 60-70

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30-40 and 50-60

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Solution

The correct option is B
30-40 and 60-70

We can observe in the graph that height of the histogram is the same for the class intervals 30-40 and 60-70. So, in these intervals, the number of students are the same i.e. 9.

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Similar questions

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,

50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

Construct a frequency distribution table.

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80,

90, 50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

How many students obtained marks below

40

The marks obtained by $40$ students of a class are given below :
$80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70,$
$10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,$ $50, 80,$
$60, 70, 40, 50, 60, 90, 60, 40, 40, 60$ , and $60$

How many numbers are less than

35

Q. Marks secured by

60

students of a class in a test are given below. Draw histogram for the given data.

Marks	0-10	10-20	20-30	30-40	40-50	50-60
No. of Students	7	10	14	20	6	3

Q. Draw a histogram for the following table which represent the marks obtained by

100

students in an examination.

Marks	$0 - 10$	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$	$50 - 60$	$60 - 70$	$70 - 80$
Number of students	$5$	$10$	$15$	$20$	$25$	$12$	$8$	$5$

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The histogram below shows the marks obtained by students in Mathematics. In class intervals ________________ and ________________ , the number of students are equal.

The correct option is B 30-40 and 60-70 We can observe in the graph that height of the histogram is the same for the class intervals 30-40 and 60-70. So, in these intervals, the number of students are the same i.e. 9.

The histogram below shows the marks obtained by students in Mathematics.

In class intervals and , the number of students are equal.

The correct option is B
30-40 and 60-70

We can observe in the graph that height of the histogram is the same for the class intervals 30-40 and 60-70. So, in these intervals, the number of students are the same i.e. 9.