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Turn on the flashlight
Puzzle #2: There are 8 batteries, but only 4 of them work. You have to use them for a flashlight which needs only 2 working batteries
Abhishek Dasgupta
Aug 23, 2020
25 horses race
Puzzle #1: There are 5 lanes on a race track. One needs to find out the 3 fastest horses among total of 25. Find out the minimum number
Abhishek Dasgupta
Aug 23, 2020
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