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OpenStudy (anonymous):
In how many ways can 4 boys and 3 girls be arranged in a line if the boys and girls take alternate positions?
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OpenStudy (anonymous):
Permutations
OpenStudy (anonymous):
yup but not sure how to do it :(
OpenStudy (anonymous):
there are 4 alternate positions for boys and 3 for girls
OpenStudy (anonymous):
so no of ways for boys=4! and girls =3!
OpenStudy (anonymous):
total ways=4!*3!
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OpenStudy (anonymous):
thanks i actually get it now :D
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