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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 …

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 …
asked 162k views
4 votes
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
User Steve Weil
by
9.6k points

1 Answer

5 votes

Answer:

70%

Explanation:

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

answered
User EKN
by
8.9k points
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