Watch the video, and then answer the questions on the right.
| Keyboard Shortcut | Action |
|---|---|
| Space | Pause/Play video playback |
| Enter | Pause/Play video playback |
| m | Mute/Unmute video volume |
| Up and Down arrows | Increase and decrease volume by 10% |
| Right and Left arrows | Seek forward or backward by 5 seconds |
| 0-9 | Fast seek to x% of the video. |
| f | Enter or exit fullscreen. (Note: To exit fullscreen in flash press the Esc key. |
| c | Press c to toggle captions on or off |
Harper comes up with the equivalent ratio 3:8. Think about how she arrived at this answer. What operation did she use?
Next, Harper says there are no more equivalent ratios for 6:16. In the box below, explain why you think she reached this conclusion. Do you agree? Why or why not?