# Averages Multiple Choice Topic Test

## Test your understanding of averages with this ten question, self-marking multiple choice exercise.

##### Shape (3D)AlgebraAnglesArithmeticAveragesDecimalsFractionsMensurationMoneyNumberPercentagesProbabilityProblem SolvingRatioSequencesShapeTimeIndicesNegativesGeometryOther TopicsPentransum

Here are 10 Averages multiple choice questions written by people from around the world while using the main Pentransum activity. You can earn a Transum Trophy for answering at least 9 of them correctly.

1. Jill was 14 years old. Jack was 16 years old. How old was Marmaduke if the mean of all of their ages was 17?

 A. 17 B. 18 C. 19 D. 20 E. 21

2. The heights of five children are 78cm, 97cm, 80cm, 99cm and 106cm. What is the median height?

 A. 78cm B. 92cm C. 80cm D. 97cm E. 99cm

3. The Illing triplets are all 21 years old. What is the range of their ages?

 A. 21 B. 7 C. 3 D. 10 E. 0

4. The average (mean) of five numbers is 22. What is the sum of those five numbers?

 A. Can not be determined B. 110 C. 22 D. 4.4 E. 86

5. What is the mode of this set of numbers? {1, 2, 6, 4, 5, 6, 7, 4, 3, 6}

 A. 3 B. 6 C. 4 D. 2 E. 5

6. What is the median of all the whole numbers from 1 to 25?

 A. 12 B. 12.5 C. 13 D. 13.5 E. 14

7. In a Mathematics test the scores were 7, 6, 8, 7, 6, 9 and 6. Find the mean test mark.

 A. 8 B. 6 C. 5 D. 7 E. 9 This question was suggested by Usman Sohail, Pakistan

8. What is the range of the number of letters in the names of each of the months?

 A. 6 B. 5 C. 4 D. 3 E. 2

9. What is the mean of the three consecutive numbers that when added together equals 84?

 A. 25 B. 26 C. 27 D. 28 E. 29 This question was suggested by Tristan, Wellington, New Zealand

10. What is the average number of legs of all the people in the world?

 A. 0 B. 1 C. Just less than 1 D. 2 E. Just less than 2 This question was suggested by Mr Demeo, WMYC, Wodonga

Please note that unlike other Transum online exercises, the check button for this multiple choice quiz can only be clicked once when you have answered all ten questions. Check your answers carefully before clicking the button below. You teed to get at least 9 questions correct to be awarded a Transum Trophy.

Check

## Instructions

Try your best to answer the questions above. Choose one of the five possible answers. When you have finished click the "check" button. If you have any questions wrong, do your best to do corrections but if there is anything you don't understand, please ask your teacher for help.

When you have got all of the questions correct you may want to print out this page and paste it into your exercise book. If you keep your work in an ePortfolio you could take a screen shot of your answers and paste that into your Maths file. You can also claim a 'Transum Trophy' by completing this quiz.

## Transum.org

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Comment recorded on the 10 September 'Starter of the Day' page by Carol, Sheffield PArk Academy:

"3 NQTs in the department, I'm new subject leader in this new academy - Starters R Great!! Lovely resource for stimulating learning and getting eveyone off to a good start. Thank you!!"

Comment recorded on the 28 May 'Starter of the Day' page by L Smith, Colwyn Bay:

"An absolutely brilliant resource. Only recently been discovered but is used daily with all my classes. It is particularly useful when things can be saved for further use. Thank you!"

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