From the given table the lower limit of highest frequency class , In the class no. of students more than 25 marks obtained is

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Read the following information and answer the questions Marks of students of a class were given

1. 10, 12, 12, 11, 8, 15 are the marks obtained by a group of IX class students in mathematics. Even though when two students Bhanu and Roja joined with them the median doesn’t changed. The possible marks of Bhanu and Roja are

A) 13, 18

B) 6, 9

C) 17, 18

D) 9, 18

2. From the given table the lower limit of highest frequency class

A) 30

B) 15

C) 20

D) 25

3. In the class no. of students more than 25 marks obtained is

A) 30

B) 5

C) 14

D) 25

4. If three students with marks 26, 27 and 28 were joined, which class frequency changes?

A) 30 – 35

B) 10 – 15

C) 20 – 25

D) 25 – 30

5. While drawing a bar graph, which class bar is the smallest in it’s length?

A) 15 – 20

B) 10 – 15

C) 25 – 30

D) 30 – 35

6. While writing the expansion form of 5161 we use some digits. Mode of the digits used in the expansion is

A) 0

B) 6

C) 5

D) 1

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1. D) 9, 18

2. C) 20

3. B) 5

4. D) 25 – 30

5. D) 30 – 35

6. C) 5