There are 9 students in a class: 7 boys and 2 girls.
If the teacher picks a group of 3 at rand...
Mathematics, 02.04.2020 23:35, arely30
There are 9 students in a class: 7 boys and 2 girls.
If the teacher picks a group of 3 at random, what is the probability that everyone in the group is a boy?
Answers: 2
Mathematics, 21.06.2019 21:30, camosloppy3150
Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?
Answers: 1
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