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A man has some socks in his drawer-18 identical blue,24 identical red, and 22 identical black.The lights are out and it is totally dark.How many socks must he take out to make sure he has a pair of each colour ?
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- answer is 48
in order to have pair of each color we hv to take 24 red then 22 identical black and only in the 2 blue socks are required.
so totally 24+22+2=48 - 12 years agoHelpfull: Yes(9) No(2)
- max_value+middle_value+(1 or 2 or 3)
so...
24+22+2
48.... Answer should be fall in this range
- 12 years agoHelpfull: Yes(4) No(0)
- @ Ranganna,
hey we are talking about probability.If light will be on then man can easily choose the pair of each color......... - 12 years agoHelpfull: Yes(3) No(1)
- i think ligth out means theere is no light to see the pair of scoks
- 12 years agoHelpfull: Yes(2) No(5)
- as we have to make pairs so largest number is 24 then 22 then 18 so to make pairs we have to take 24 red colours socks + 22 black colour socks + 2 blue = 48 = answer
- 12 years agoHelpfull: Yes(1) No(0)
- 22+24+2=48
- 12 years agoHelpfull: Yes(0) No(0)
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