Mathematics for IGCSE & O level - Probability (Section 5 - No. 18)

Which is the correct way to express probability?

As a percentage only.

As a fraction only.

As a decimal only.

As a decimal, fraction, or percentage between 0 and 100%.

Probability is represented by a value between 0 and 1 (or 0-100%), and it can be expressed as a fraction, decimal, or percentage.