5 prefects are to be chosen from 6 boys and 4 girls.in how many ways can this be done if a)all the prefects are boys b)there are at least two girls
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Originally Posted by cantcount 5 prefects are to be chosen from 6 boys and 4 girls.in how many ways can this be done if a)all the prefects are boys How many ways can 5 boys be chosen from 6?. b)there are at least two girls At least two means 2 up to 4 girls are to be chosen. Add the 3 cases up. 2 girls and 3 boys, 3 girls and 2 boys, 4 girls and 1 boy.
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