# Pie charts and line graphs

> Grade 6: read a pie chart as fractions, read a line graph, mean of a small set, mode and range, choose the right graph.

Source: https://olyclass.com/library/math-g6-pie-line-graphs-en/

- Subject: Math
- Level: Grade 6
- Practice: 16
- Play it free on one screen (projector, TV or whiteboard): https://olyclass.com/library?play=math-g6-pie-line-graphs-en
- Copy and edit it: https://olyclass.com/library?copy=math-g6-pie-line-graphs-en
- Games it plays well in: [Mystery Picture](https://olyclass.com/classroom-games/mystery-picture/), [Tile Grab](https://olyclass.com/classroom-games/tile-grab/), [Dare Board](https://olyclass.com/classroom-games/dare-board/), [Prize Climb](https://olyclass.com/classroom-games/prize-climb/)

## Questions

1. In a pie chart, one slice is exactly half of the circle. What fraction is that slice? (1/2 / 1/3 / 1/4 / 2/3)
   Answer: 1/2
2. 40 children voted. A quarter of the pie chart shows cats. How many children chose cats? (10 / 20 / 25 / 4)
   Answer: 10
3. In a pie chart, a slice with an angle of 90° shows one quarter of the data.
   Answer: True
4. A line graph shows 12°C at 9 am and 18°C at noon. How much did the temperature rise? (2°C / 30°C / 6°C / 8°C)
   Answer: 6°C
5. A plant is 5 cm tall in week 1, 8 cm in week 2 and 12 cm in week 3. When did it grow most?
   Answer: Between week 2 and week 3 (it grew 4 cm)
6. A puppy weighs 2 kg, 4 kg and 6 kg at 1, 2 and 3 months. If the pattern continues, what at 4 months?
   Answer: 8 kg
7. What is the mean of 2, 4 and 6? (12 / 3 / 4 / 6)
   Answer: 4
8. What is the mean of 6, 9, 7, 10 and 8? (40 / 7 / 8 / 9)
   Answer: 8
9. The mean of four numbers is 7. Three of them are 5, 8 and 9. What is the fourth number?
   Answer: 6
10. What is the mode of 3, 5, 5, 7, 9? (3 / 5 / 6 / 7)
   Answer: 5
11. What is the range of 12, 4, 9, 20 and 7? (16 / 20 / 8 / 9)
   Answer: 16
12. The range of the numbers 6, 6, 6 and 6 is 6.
   Answer: False
13. For 2, 7, 7, 9, 10, 7, 4, what is the mode plus the range? (14 / 15 / 16 / 17)
   Answer: 15
14. Which graph best shows how the temperature changes through a day? (Line graph / Pie chart / Tally chart / Venn diagram)
   Answer: Line graph
15. Which graph best shows how 30 pupils' favourite fruits make up parts of a whole class? (Conversion graph / Line graph / Pie chart / Time graph)
   Answer: Pie chart
16. A line graph is a good way to show a town's rainfall each month over a year.
   Answer: True