How Many Permutations of 3 Colours Can Be Drawn from a Group

question 39

Essay

How many permutations of 3 colours can be drawn from a group of 20 colours?

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Definitions:

Interpret Relative Ages

The process of determining the chronological order of geological events or rock layers without necessarily determining their absolute age.

Crosscuts

Geological features that intersect other features, often used in the context of veins or faults cutting across different layers of rock.

Relative Ages

The determination of the age of one feature, rock, or artifact in relation to another without specifying its exact age in years.

Igneous Rock

Rock formed from the cooling and solidification of magma or lava.