a tin contains 7 chocolate biscuits and 3 plain biscuits. A child reaches into the tin and randomly selects 3 biscuits to be eaten. what is the probability that at least one of the biscuits is chocolate

asked May 21, 2018 162k views

4 votes

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5 votes

Answer:

70%

Explanation:

There are 7 chocolate cookies and 10 cookies in all so 7 out of 10 is 70%.

EKN answered May 26, 2018

by EKN

7.5k points

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