Short Quiz

Question 1 of 5

A survey was conducted on \(\mathbf{8 0}\) gamers on how many games did they play in a day. The data is given below.

Number of games	Number of gamers
1-2	20
2-3	24
3-4	10
4-5	12
5-6	8
6-7	4
7-8	2

Which of the following is the modal class?

A 1-2 B 2-3 C 4-5 D 7-8

Select one option. Answers are shown after the test.

Question 2 of 5

NCERT Exemplar

Consider the following frequency distribution :

Class	0-5	6-11	12-17	18-23	24-29
Frequency	13	10	15	8	11

The upper limit of the median class is

A 17 B 17.5 C 18 D 18.5

Select one option. Answers are shown after the test.

Question 3 of 5

NCERT Exemplar

For the following distribution :

Marks	Number of students
Below 10	3
Below 20	12
Below 30	27
Below 40	57
Below 50	75
Below 60	80

the modal class is

A \(\quad 10-20\) B \(\quad 20-30\) C \(\quad 30-40\) D \(\quad 50-60\)

Select one option. Answers are shown after the test.

Question 4 of 5

CBSE Board Exam 2026

The class mark of the median class of the following data is :

Class Interval	10-25	25-40	40-55	55-70	70-85	85-100
Frequency	2	3	7	6	6	6

A 40 B 55 C \(47.5\) D \(62.5\)

Select one option. Answers are shown after the test.

Question 5 of 5

NCERT Exemplar

In the following distribution :

Monthly income range (in Rs)	Number of families
Income more than Rs 10000	100
Income more than Rs 13000	85
Income more than Rs 16000	69
Income more than Rs 19000	50
Income more than Rs 22000	33
Income more than Rs 25000	15

the number of families having income range (in Rs) 16000-19000 is

A 15 B 16 C 17 D 19

Select one option. Answers are shown after the test.

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