There are some coloured pins in a bag.
The pins can be green, yellow, purple or grey.
A pin is going to be taken at random from the bag.
The table shows the probabilities of picking a purple or grey pin.
![There are some coloured pins in a bag The pins can be green yellow purple or grey A pin is going to be taken at random from the bag The table shows the probabil class=](https://us-static.z-dn.net/files/d77/19b75cfdfb19b76c27cd5e45e08a79eb.png)