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Rahl ram ram Grade: 11
        

A class contains 3 girls and 4 boys.every saturday 5 students go on a picnic , a different group being sent each week . during the picnic,each girl in the group is given  a doll by the accompanying teacher . find the total number of dolls the girls have got after all possible groups of the five gone once

7 years ago

Answers : (1)

bibhash jha
15 Points
										

see http://www.askiitians.com/forums/Algebra/22/22605/permutations-and-combinations.htm

7 years ago
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