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18 votes
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

1 Answer

7 votes

Answer:

25

Explanation:

25 because when you add 12 and 5 then subract the numerator you get 25

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