MEDIUM
AS and A Level
IMPORTANT
Earn 100

Two ordinary fair dice are rolled. Using a possibility diagram, find the probability of obtaining:

two numbers whose product is 6 .

Important Questions on Probability

EASY
AS and A Level
IMPORTANT

It is known that 8% of all new FunX cars develop a mechanical fault within a year and that 15% independently develop an electrical fault within a year. Find the probability that within a year a new FunX car develops:

both types of fault

MEDIUM
AS and A Level
IMPORTANT

It is known that 8% of all new FunX cars develop a mechanical fault within a year and that 15% independently develop an electrical fault within a year. Find the probability that within a year a new FunX car develops:

neither type of fault.

EASY
AS and A Level
IMPORTANT
A certain horse has a 70% chance of winning any particular race. Find the probability that it wins exactly one of its next two races.
EASY
AS and A Level
IMPORTANT

The probabilities that a team wins, draws or loses any particular game are 0.6, 0.1 and 0.3, respectively.

Find the probability that the team wins at least one of its next two games.

EASY
AS and A Level
IMPORTANT

The probabilities that a team wins, draws or loses any particular game are 0.6, 0.1 and 0.3, respectively.

If 2 points are awarded for a win, 1 point for a draw and 0 points for a loss, find the probability that the team scores a total of more than 1 point in its next two games.

EASY
AS and A Level
IMPORTANT

On any particular day, there is a 30% chance of snow in Slushly. Find the probability that it snows there on:

none of the next 3 days

EASY
AS and A Level
IMPORTANT

On any particular day, there is a 30% chance of snow in Slushly. Find the probability that it snows there on:

exactly one of the next 3 days.

EASY
AS and A Level
IMPORTANT

Fatima will enter three sporting events at the weekend. Her chances of winning each of them are shown in the following table.

Event Shot put Javelin Discus
Chance of winning 85% 40% 64%

Assuming that the three events are independent, find the probability that Fatima wins:

the shot put and discus