TCS
Company
Logical Reasoning
General Mental Ability
A man has some socks in his drawer -- 15 identical blue, 41 identical red, 29 identical black. The lights are out and it is totally dark. How many socks must he take to make sure he has a pair of each colour?
Read Solution (Total 10)
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- Harsh is correct the reason for that is----
is he took all 15 are blue and all are black then 2 at least have red
so 41+29+2=72 - 13 years agoHelpfull: Yes(19) No(4)
- 72
formula: sum of two maximums + 2 - 13 years agoHelpfull: Yes(7) No(0)
- ans=== 41 + 29 + 2 == 72..
- 13 years agoHelpfull: Yes(3) No(1)
- total socks in drawer=15+41+29=85
lowest no of socks in drawer that is 15 blue
then formula is= ((15+41+29)-15)+2=72 - 13 years agoHelpfull: Yes(3) No(0)
- 72 is theeeeeee ans
- 13 years agoHelpfull: Yes(2) No(0)
- 41+29+2=72
- 13 years agoHelpfull: Yes(2) No(0)
- 41(r)+1(black)+28(black)+2(blue) = 72
- 13 years agoHelpfull: Yes(2) No(0)
- ans is 3................
- 13 years agoHelpfull: Yes(1) No(23)
- 4 is the ans. coz there are 3 coloured socks, and the worst case is that he will took 3 shocks and all are of different coloured, so when he will took 4th socks, any of the socks will be paired.
- 9 years agoHelpfull: Yes(0) No(2)
- lets take the worst case in which he has to take out (41+29+2) =72 ,to make sure he has a pair of each color
- 8 years agoHelpfull: Yes(0) No(0)
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