Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Balls in an Urn

Author:Steve Phelps
Put nine red balls and one blue ball in an urn. Shuffle and take out 3 balls at random.  Will all three be red?

New Resources

  • Using Experimental Probability to Estimate π - Monte Carlo Method
  • Prism Drawn in 1-Point Perspective
  • seo tool
  • Making New Year's resolutions for 2026
  • Pitfalls of Disk/Washer Method

Discover Resources

  • Lines and Angles
  • equation of parabola_F.Y.Hung
  • Segments in similar triangles
  • Testing this mess
  • กราฟของสมการเชิงเส้นตัวแปรเดียว

Discover Topics

  • Unit Circle
  • Plane Figures or Shapes
  • Bar Chart or Bar Graph
  • Step Functions
  • Conditional Probability
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®