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 - QAmmunity.org

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

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