Difficult Riddles Put into a pit, locked beneath a grate, guarded through the night, yet it still goes out. Answer: fire Solution: Reveal Answer 1 0 Share with Facebook Comment You may also like.. Difficult Riddles Though blind as well, can lead the blind well. Answer: cane Solution: Reveal Answer 0 0 Logic Riddles Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate? Answer: Pour one of the glasses of milk into an empty glass. Solution: Reveal Answer 1 0 Math Riddles Find the four-digit number in which the first digit is one-fourth of the last digit, the second digit is 6 times the first digit, and the third digit is the second digit plus 3. Answer: 1694 Solution: Reveal Answer 1 0 Math Riddles Where can you place one line to make the following true, 5+5+5=550? Answer: Add a line to the first plus sign to make it the number 4, 545+5=550. Solution: Reveal Answer 2 0 Medium Riddles One hundred green-eyed logicians have been imprisoned on an island by a mad dictator. Their only hope for freedom lies in the answer to one famously difficult logic puzzle. Can you solve it? Alex Gendler walks us through this green-eyed riddle. Answer: The answer to the riddle is in the video riddle above Solution: Show Answer The answer to the riddle is in the video riddle above Reveal Answer 0 0 Previous Next Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name Email Website Save my name, email, and website in this browser for the next time I comment. Δ