Calculations of Dependent vs. Independent Event Trials
Calculations of Dependent vs. Independent Event Trials
Secondary 4
A box contains \(3\) balls labelled \(3\), \(6\) and \(9\). A second box contains another \(3\) balls labelled \(4\), \(6\) and \(8\). A ball is drawn at random from each box and the number is recorded.
- Draw a tree diagram to show all the possible outcomes.
- Find the probability that
- the sum of the two numbers is more than \(10\),
- the product of the two numbers is a perfect square.
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Answer:(b)(i) 2/3; (b)(ii) 2/9.
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