There are some coloured pins in a bag.
The pins can be green, yellow, purple or grey.
A pin i...
Mathematics, 18.01.2021 15:00 lukasconway7644
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.
Colour Green Yellow Purple Grey
Probability
0.35 0.25
The probability of picking a green pin is three times the probability of picking a
yellow one.
a) Complete the table. (2)
There are 14 purple pins in the bag.
b) Work out how many green pins are in the bag.
Answers: 1
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