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Out of 7 children the youngest is boy then find the probability that all the remaining children are boys?
Read Solution (Total 3)
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- 1/(2^6)...simple
- 13 years agoHelpfull: Yes(18) No(1)
- 1/6 is right or not
- 13 years agoHelpfull: Yes(1) No(20)
- remaining r 6 so probability is 1/2^5,coz each 1 there 1/2 probability..
- 13 years agoHelpfull: Yes(1) No(10)
TCS Other Question
A greengrocer was selling watermelon at a penny each, chickoos at 2 for a penny and peanuts at 3 for a penny. A father spent 7p and got the same amount of each type of fruit for each of his three children, Jane, Joe and Jill. Jane is three years older than Jill and Joe is exactly half the age of Jane and Jill together. What did each child get ?
(a) 1 watermelon, 3 chickoos, 2 peanuts
(b) 1 watermelon, 1 chickoo, 1 peanus
(c) 1 watermelon, 2 chickoos, 2 peanuts
(d) 1 watermelon, 2 chickoos, 1 peanut
A, B, C, D, E are there, among A, B, C are boys and D, E are girls. D is to the left of A and no girl sits at the middle and at the extremes.Then what is the order of their sittings.