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In a class there are 15 boys and 20 girls. The teacher wants to

select a boy and a girl to represent the class in a function. In how many ways
can the teacher make this selection?



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You have to have a idea of permutation 
so answer is 15 × 20 = 300 ways
1 5 1
any question ask
hope i hlp u
plz mark as best
There r 15*20=300ways to select one boys nd one girl
0 0 0
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