There are 12 boys and 15 girls, how many different dancing groups can be formed with 2 boys and 3 girls?
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No. of groups that can be made=5
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Correspondingly
2 boys from group of 12 and 3 girls from group of 15.....
Total way = ¹²C2 × 15C3
NOTE :- (15 is also like ¹²)
Ans :- 30030
2 boys from group of 12 and 3 girls from group of 15.....
Total way = ¹²C2 × 15C3
NOTE :- (15 is also like ¹²)
Ans :- 30030
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