Probability

Front

What is probability?

Back

Probability is the chance that some event will occur.

Front

What is the probability of rolling a number less than 3 on a 6-sided die?

Back

1/3

Front

In a jar with 2 pink, 6 red, and 4 blue marbles, what is the probability of picking a red or blue marble?

Back

5/6

Front

If you select a marble without looking, how likely is it that you will pick a black one if there are no black marbles?

Back

impossible

Front

What is the probability of spinning a spinner and landing on red, odd, and 3 in three spins?

Back

1/72

Front

What does it mean if an event is 'certain'?

Back

It means the event will definitely happen.

Front

What does it mean if an event is 'impossible'?

Back

It means the event cannot happen.

Front

How do you calculate the probability of an event?

Back

Probability = (Number of favorable outcomes) / (Total number of outcomes).

Front

What is the probability of rolling a 4 on a 6-sided die?

Back

1/6

Front

If a spinner has 4 equal sections (red, blue, green, yellow), what is the probability of landing on blue?

Back

1/4