Answer to Question #16474 in Combinatorics | Number Theory for sani

Question

Q.1 (a) In a game show, the contestant is shown 10 boxes, 3 of which contain prizes. If a contestant is allowed to select any three boxes then what is the probability that
i) The contestant wins all the three prizes.
ii) Only one selected box contains prize.

(b) Explain the rolling of a fair die and then flipping of a fair coin with the help of tree diagram.