A class has 20 boys and 15 girls. The teacher randomly selects 4 students to go

WRITE MY ESSAY

A class has 20 boys and 15 girls. The teacher randomly selects 4 students to go

A class has 20 boys and 15 girls. The teacher randomly selects 4 students to go to the board to solve the exercises. The probability that the 4 selected students are both male and female is 

WRITE MY ESSAY

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