Inequalities Practice

Can anyone help me with the programing on how to get the correct box checked and the "correct" or "try again" to appear? I'm not sure how to do it.

 

Michelle

 
Material Type
Activity
Tags
mod3  inequalities 
Target Group (Age)
19+
Language
English (United Kingdom)
 
 
GeoGebra version
4.0
Views
1207
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