Sue has 20 biscuits in a tin. There are: 12 plain biscuits
5 chocolate biscuits
3 currant biscuits
Sue takes at random two biscuits from the tin.
Work out the probability that the two biscuits were not the same type.

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carlalopezelox9533

09.06.2021

Mathematics

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Step-by-step explanation:

I'm more excited about the christmas break, school is killing me

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Sue has 20 biscuits in a tin. There are: 12 plain biscuits 5 chocolate biscuits 3 currant biscuits Sue takes at random two biscuits from the tin. Work out the probability that the two biscuits were not the same type.