Medium
A total of 200 people attend a party, as shown in the table.
A person is selected at random to win a prize. The probability of selecting a female is . The probability of selecting a child, given that the person is female, is . The probability of selecting a male, given that the person is a child, is .
Complete the two-way table to show the number of adults, children, males, and females who attended the party and find the number of adult and female attended the party.
90
60
20
30
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