Betty's Window

Thanks for visiting NZMaths.
We are preparing to close this site by the end of August 2024. Maths content is still being migrated onto Tāhūrangi, and we will be progressively making enhancements to Tāhūrangi to improve the findability and presentation of content.
 

For more information visit https://tahurangi.education.govt.nz/updates-to-nzmaths

windowBetty has a window in her bedroom that looks like this. It has four panes of glass.

For her birthday she was given two big stickers with a ballet dancer on and two with horses. She wants to put a different sticker on each pane of glass. In how many ways can she do this?