Probability Fractions

Front

What is probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a fraction or percentage.

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator and 'b' is the denominator.

Front

If I roll a die, what is the probability of landing on a 3?

Back

1/6

Front

What is the probability of pulling out an orange from a bag with 4 oranges and 11 other items?

Back

4/15

Front

How do you calculate the probability of an event?

Back

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

Front

What is the total number of outcomes when rolling a die?

Back

6 (the numbers 1 through 6).

Front

If there are 4 yellow, 6 orange, 3 green, 5 blue, and 2 brown M&Ms, what is the probability of selecting a brown candy?

Back

2/20 or 1/10.

Front

What is the probability of getting any letter that is not A from a set of 8 letters?

Back

6/8 or 3/4.

Front

If a bag contains 5 baseballs and 14 other items, what is the probability of pulling a baseball out of the bag?

Back

5/19.

Front

What does it mean if an event has a probability of 0?

Back

It means the event is impossible and will not occur.