Question

Two fair spinners are divided into quarters as shown. One spinner shows values 10, 30, 50 and 70

Answer 1

Answer:

Two fair spinners are divided into quarters as shown. One spinner shows the values 10, 30, 50 and 70.

The other spinner shows the values 1, 3, 5 and 7.

70 50

7

5

The two spinners are spun and the values shown are added to form a number.

For example, the diagram above would form the number 51.

Consider all the possible numbers that can be formed.

Calculate the probability of forming a number that is a multiple of 3.

You must show all your working in order to justify your answer.

Two fair spinners are divided into quarters as shown.

One spinner shows the values 10, 30, 50 and