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For younger learners

  • Early Years Foundation Stage

Probability - Conditional

Playing Squash

Age 16 to 18

Playing squash involves lots of mathematics. This article explores the mathematics of a squash match and how a knowledge of probability could influence the choices you make.

Dicey Dice

Age 16 to 18
Challenge Level Yellow star

Invent a set of three dice where each one is better than one of the others?

Rain or Shine

Age 16 to 18
Challenge Level Yellow starYellow star

Predict future weather using the probability that tomorrow is wet given today is wet and the probability that tomorrow is wet given that today is dry.

Put Out

Age 16 to 18
Challenge Level Yellow starYellow starYellow star

After transferring balls back and forth between two bags the probability of selecting a green ball from bag 2 is 3/5. How many green balls were in bag 2 at the outset?

X-dice

Age 16 to 18
Challenge Level Yellow starYellow star

Explore these X-dice with numbers other than 1 to 6 on their faces. Which one is best?

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The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.

NRICH is part of the family of activities in the Millennium Mathematics Project.

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