a class consists of 8 men and 7 ladies .two students were selected randomly to represent the class in a debate .find the probability that the two students selected are :both ladies, both men, pf the same sex, of different sexes using probability method
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Answer:
Total number = 8+7 = 15
• Favorable outcome = 7
P (both ladies) = 7/15
• Favorable outcome = 8
P (both men) = 8/15
• Favorable outcome = 8+7 = 15
P (same sex) = 15/15 = 1
• Favorable outcome = 8+7 = 15
P (different sex) = 15/15 = 1
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