Subscribe to our YouTube channel for the latest videos, updates, and tips.


Worksheet on Arithmetic Mean

Practice the word problems on average given in the worksheet on arithmetic mean. Here the questions will help us to find the mean of the given numbers.

1. Find the arithmetic mean of the first ten natural numbers 

2. Find the arithmetic mean of the first eight odd numbers

3. Find the arithmetic mean of the first seven multiples of 5

4. Find the arithmetic mean of all the factors of 20 

5. Find the arithmetic mean of the first ten prime numbers 

6. Find the arithmetic mean of the first eleven even numbers

7. The number of members in 10 families of a society are

2, 4, 3, 4, 2, 2, 3, 5, 1, 4.

Find the mean number of members per family.

8. The following are the number of math books issued in a school library during a week:

222, 120, 201, 322, 167, 273, 406 and 345

Find the average number of math books issued per day.


9. If the arithmetic mean of 7, 9, 11, 13, x, 21 is 13, find the value of x.

10. The daily minimum temperature recorded (in degree F) at a place during a week was as under:

Worksheet on Arithmetic Mean

Find the mean temperature.

11. The mean of 24 numbers is 35. If 3 is added to each number, what will be the new mean?

12. The mean of 20 numbers is 43. If 6 is subtracted from each of the numbers, what will be the new mean?

13. The mean of 15 numbers is 27. If each number is multiplied by 5, what will be the mean of the new numbers?

14. The mean of 15 numbers is 63. If each number is divided by 9, what will be the mean of the new numbers?

15. The percentages of marks obtained by 12 students of a class in mathematics are
36, 64, 47, 43, 50, 39, 81, 93, 72, 35, 53, 41.

Find the mean percentage of marks.


16. The mean of 20 numbers is 18. If 3 is added to each of the first ten numbers, find the mean of the new set of 20 numbers.

17. The mean weight of 8 girls in a group is 35 kg. The individual weights of seven of them are 35 kg, 28 kg, 43 kg, 25 kg, 33 kg, 51 kg and 22 kg. Find the weight of the eighth girls.

18. The mean of the marks scored by 50 students was found to be 39. Later on it was discovered that a score of 75 was misread as 25. Find the correct mean. 

19. The mean of 100 items was found to be 64. Later on it was discovered that two items were misread as 26 and 9 instead of 36 and 90 respectively. Find the correct mean.

20. The mean of six numbers is 23. If one of the numbers is excluded, the mean of the remaining numbers is 20. Find the excluded number. 

Answers for the worksheet on arithmetic mean are given below to check the exact of the above questions on mean (average).


Answers:


1. 5.5

2. 8

3. 20

4. 7

5. 12.9

6. 12

7. 3

8. 257

9. x = 17

10. 35.4 °F

11. 38

12. 37

13. 135

14. 7

15. 54.5

16. 19.5

17. 43

18. 40

19. 64.91 

20. 38





9th Grade Math

Math Homework Sheets

From Worksheet on Arithmetic Mean to HOME PAGE




Didn't find what you were looking for? Or want to know more information about Math Only Math. Use this Google Search to find what you need.



New! Comments

Have your say about what you just read! Leave me a comment in the box below. Ask a Question or Answer a Question.




Share this page: What’s this?

Recent Articles

  1. Worksheet on Rounding Decimals | Questions Related to Round a Decimal

    May 14, 25 04:21 PM

    The worksheet on rounding decimals would be really good for the students to practice huge number of questions related to round a decimal. This worksheet include questions related

    Read More

  2. Rounding Decimals | How to Round a Decimal? | Rounding off Decimal

    May 14, 25 03:01 PM

    Rounding decimals are frequently used in our daily life mainly for calculating the cost of the items. In mathematics rounding off decimal is a technique used to estimate or to find the approximate

    Read More

  3. Worksheet on Rounding Off Number | Rounding off Number | Nearest 10

    May 14, 25 12:50 PM

    In worksheet on rounding off number we will solve 10 different types of problems. 1. Round off to nearest 10 each of the following numbers: (a) 14 (b) 57 (c) 61 (d) 819 (e) 7729 2. Round off to

    Read More

  4. Rounding Off to the Nearest Whole Number | Nearest 10, 100, and 1000

    May 13, 25 03:43 PM

    Nearest Ten
    Here we will learn how to rounding off to the nearest whole number?

    Read More

  5. Conversion of Improper Fractions into Mixed Fractions |Solved Examples

    May 12, 25 04:52 AM

    Conversion of Improper Fractions into Mixed Fractions
    In conversion of improper fractions into mixed fractions, we follow the following steps: Step I: Obtain the improper fraction. Step II: Divide the numerator by the denominator and obtain the quotient…

    Read More