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Numerical Ability
Permutation and Combination
A team of 12 is needed to be formed who are to be selected from 7 men and 12 women, with the restriction of selecting not more than 3 men. In how many ways can the selection be done?
1)9171 2)8243 3)7835 4)9967
Read Solution (Total 2)
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- With the restrictions we can form teams with 3 mens ,2 mens ,1 men ,0men
Ways =( 7C3*12C9 ) + (7C2 *12C10). +
(7C1*12C11) +(7C0*12C12)
=7700 + 1386 + 84 +1
= 9171 - 4 years agoHelpfull: Yes(4) No(0)
- option 1) 9171
- 4 years agoHelpfull: Yes(0) No(0)
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