In how many ways can a group of 10 men and 5 women be made out of a total of 12 men and 10 women? A) 16632 B) 15290 C) 25126 D) 34845 E) 38135

In how many ways can a group of 10 men and 5 women be made out of a total of 12 men and 10 women? A) 16632 B) 15290 C) 25126 D) 34845 E) 38135
by

1 Answer

Answer :

Answer: A)

 Required number of ways = 12C10 x

10C5

 = 66 × 252

= 16632
by

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Description : In a group there are 3 women and 3 men. 4 people are selected at random from this group -Maths 9th

Last Answer : A : Selected 3 women and 1 man B : Selected 1 women and 3 men S : Selected 4 people from 6 people (3 + 3) Then n(A) = 3C3 3C1, n(B) = 3C1 3C3, n(S) = 6C4∴ Required probability = P(A) + P(B) = \(rac{ ... 3C_1}{^6C_4}\) + \(rac{^3C_1 imes^3C_3}{^6C_4}\)= \(rac{2 imes1 imes3}{15}\) = \(rac{2}{5}.\)

Which of the following group of people are more vulnerable in the event of a disaster (a) Men, boys, old people (b) Men, Women, boys (c) Women, children, Old people (d) None of these

Description : Which of the following group of people are more vulnerable in the event of a disaster (a) Men, boys, old people (b) Men, Women, boys (c) Women, children, Old people (d) None of these

Last Answer : (c) Women, children, Old people

If a man cando a piece of work in 8 hours and a women can do the same work in 12 hours, then find the time it takes for 2 men and 3 women to finish th

Description : If a man cando a piece of work in 8 hours and a women can do the same work in 12 hours, then find the time it takes for 2 men and 3 women to finish th

Last Answer : If a man cando a piece of work in 8 hours and a women can do the same work in 12 hours, then ... takes for 2 men and 3 women to finish the same work.