Year 8 probability extension pretest

Quiz instructions:

1. 1. Write fractions using /. For example, write $$\frac{7}{12}$$ as 7/12

2. 2. When asked to give a probability, you must give the exact answer in simplest form. Decimal answers are ok if they are exact (no rounding). So, you can write either 1/2 or 0.5, but if the answer is one third, you can only write 1/3.

For rolling a standard six-sided die, calculate the probability of rolling a 3 or a 5. Give your answer as a fraction in simplest form.

(a)  

For the spinner shown, give the probability of landing on blue. Write your answer as a fraction in simplest form.

(a)  

A 10-sided die with the numbers 1 to 10 is rolled once. Find the probability of rolling either an even number or a multiple of 5. Give your answer as a fraction in simplest form.

(a)  

A card is drawn at random from a well-shuffled pack of playing cards. Find the

probability that the card chosen is a Heart or a picture card (Jack, Queen or King).

(a)  

Which of the following is the region shown on the Venn diagram?

Select the Venn Diagram which represents the region that contains elements in B, but not in A.

For the Venn Diagram shown, calculate the probability that a randomly selected element is not in D.

(a)  

For the Venn Diagram shown, calculate the probability of being either in D or C or both.

(a)  

A survey of 150 people was carried out to determine eye colour and gender. The results

are shown in the table.

What is the probability of a person chosen at random being male?

(a)