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## MCQ Questions for Class 9 Mathematics with Answers

## Q1. Which of the following is not a measure of central tendency?

(i) Standard deviation

(ii) Mean

(iii) Median

(iv) Mode

(i) Standard deviation

## Q2. The mean of x+2, x+3, x+4 and x-2 is:

(i) (x+7)/4

(ii) (2x+7)/4

(iii) (3x+7)/4

(iv) (4x+7)/4

(iv) (4x+7)/4

## Q3. In the class intervals 10-20, 20-30, the number 20 is included in:

(i) 10-20

(ii) 20-30

(iii) both the intervals

(iv) none of these intervals

(ii) 20-30

## Q4. One of the sides of a frequency polygon is

(i) either of the coordinate axes

(ii) the x-axis

(iii) neither of the coordinate axes

(iv) the y-axis

(ii) the x-axis

### Q5. In a grouped frequency distribution, the class intervals are 1-20, 21-40, 41-60, . . , then the class width is

(i) 10

(ii) 10.5

(iii) 15

(iv) 20

(iv) 20

## Q6. One of the sides of a frequency polygon is

(i) either of the coordinate axes

(ii) the x-axis

(iii) neither of the coordinate axes

(iv) the y-axis

(ii) the x-axis

## Q7. The median of the data: 155 160 145 149 150 147 152 144 148 is

(i) 149

(ii) 150

(iii) 147

(iv) 144

(i) 149

### Q8. The mean of five numbers is 30. If one number is excluded, their mean becomes 28. the excluded number is:

(i) 28

(ii) 30

(iii) 35

(iv) 38

(iv) 38

## Q9. Class size for the following distribution: 0 – 0.25, 0.25 – 0.50, 0.50 – 0.75 is

(i) 10

(ii) 0. 25

(iii) 50

(iv) 2.5

(ii) 0. 25

## Q10. For a given data, the difference between the maximum and minimum observation is known as its

(i) class

(ii) class mark

(iii) range

(iv) class limit

(iii) range

## Q11. Mode of a set of observations is the value which

(i) is the sum of the observations

(ii) occurs most frequently

(iii) is the mean of the middle two observations

(iv) divides the observations into two equal parts

(ii) occurs most frequently

## Q12. The mean for counting numbers through 100 is

(i) 47.5

(ii) 51

(iii) 50.5

(iv) 49.5

(iii) 50.5

## Q13. The median of the data 78, 56, 22, 34, 45, 54, 39, 68, 54, 84 is

(i) 45

(ii) 49.5

(iii) 54

(iv) 56

(iii) 54

### Q14. To analyse the election results, the data is collected from a newspapers. The data thus collected is known as

(i) secondary data

(ii) raw data

(iii) grouped data

(iv) primary data

(i) secondary data

#### Q15. Out of sixteen observations arranged in ascending order, the 8th and 9th observations are 25 and 27. Then, the median is

(i) 26

(ii) 27

(iii) 25

(iv) 26.5

(i) 26

## Q16. Class mark of a class interval U-L is

(i) U+L/2

(ii) U-L/2

(iii) U-L

(iv) 2(U+L)

(i) U+L/2

##### Q17. A student collects information about the number of school going children in a locality consisting of a hundred households. The data collected by him is

(i) Arrayed data

(ii) Grouped data

(iii) Primary data

(iv) Secondary data

(iii) Primary data

## Q18. The mode of the given data: 4, 6, 5, 9, 3, 2, 7, 7, 6, 5, 4, 9, 10, 10, 3, 4, 7, 6, 9, 9 is;

(i) 7

(ii) 9

(iii) 10

(iv) 6

(ii) 9

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### MCQ Questions for Class 9 Mathematicss with Answers

**Lesson 1. Number Systems Class 9 MCQ****Lesson 2. Polynomials Class 9 MCQ****Lesson 3. Coordinate Geometry Class 9 MCQ****Lesson 4. Linear Equations for Two Variables Class 9 MCQ****Lesson 5. Introduction to Euclid’s Geometry Class 9 MCQ****Lesson 6. Lines and Angles Class 9 MCQ****Lesson 7. Triangles Class 9 MCQ****Lesson 8. Quadrilaterals Class 9 MCQ****Lesson 9. Areas of Parallelograms and Triangles Class 9 MCQ****Lesson 10. Circles Class 9 MCQ****Lesson 11. Constructions Class 9 MCQ****Lesson 12. Heron’s Formula Class 9 MCQ****Lesson 13. Surface Areas and Volumes Class 9 MCQ****Lesson 14. Statistics Class 9 MCQ****Lesson 15. Probability Class 9 MCQ**