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A lady has fine gloves and hats in her closet- 18 blue, 32 red, and 25 yellow. The lights are out and it is totally dark. In spite of the darkness, she can make out the difference between a hat and a glove. She takes out an item out of the closet only if she is sure that it is a glove. How many gloves must she take out to make sure she has a pair of each color?
a) 50
b) 8
c) 60
d) 42
Read Solution (Total 4)
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- it will be 50
as she has to take put 32 + 18 = 50
as she can make differnce between hat n gloves - 14 years agoHelpfull: Yes(8) No(46)
- 32+25+2=59 but there z no option so near to it is 60 so 60 is the ans.......
- 14 years agoHelpfull: Yes(7) No(7)
- all da optns are even..so dis means..gloves are picked up as-(even)+(even)+(even)....
considering worst case scenario where in all blues and reds are 'fine' gloves, out of 25, even no. of gloves must b present which implies that odd no o yellow hats must b present...
18+32=50
out o yellow, there can b (25-3), (25-5),...(25-15) gloves present--[25- (no. of hats), no. of hats cannot be 1, as hat's' has been mentioned in question...]
25-25=10 satisfies an option..
18+32+10=60 hats... answer... - 13 years agoHelpfull: Yes(3) No(2)
- take pair of gloves from each color=(1st maximam no)+(2nd maximum no)+2
=32+25+2=59 - 10 years agoHelpfull: Yes(2) No(0)
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