Question

What number and what percent describe the probability of a certain event?

Enter the correct answers in the boxes.
The probability of a certain event is
__ or __%.
The probability of an impossible event is
__ or __%.

Answer 1

See below ~

Explanation:

1. The probability of a certain event is 1 or 100%.
2. The probability of an impossible event is 0 or 0%.

Answer 2

The probability of a certain event is 1 or 100%

The probability of an impossible event is 0 or 0%