Question

The probability of spinning a 9 on Luke's game spinner is . The probability of rolling a 6 on a fair

die is Which shows the probability of spinning a 9 and then rolling a number that is NOT a 6?

Answer 1

First, there are

3

numbers (6, 7, 8) greater than

5

on a spinner numbered

1

-

8

(1, 2, 3, 4, 5, 6, 7, 8). Therefore, there is a:

3

8

probability of spinning a number greater than

5

.

However, there is only a 50-50 or

1

2

chance of tossing a tail on a coin.

Therefore the probability of spinning a number greater than

5

AND tossing a tail is:

3

8

×

1

2

=

3

16

Or

3

in

16

Or

18.75%

Explanation: