Each member of a class take one and only one of the three foreign languages: French, Germany and Spanish. 15 pupils take French, 9 take Germany and 6 take Spanish.

Class: Form 3

Subject: Mathematics

Topic: Probability

Lesson Summary

Each member of a class take one and only one of the three foreign languages: French, Germany and Spanish. 15 pupils take French, 9 take Germany and 6 take Spanish.If two students are chosen at random.
i. Draw a tree diagram to represent the above information.
Hence, find:
ii. The probability that both students take French.
iii. The probability that both students take same subject.
Iv.The probability that both pupils take different subject

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