Logic Riddles

 
President Fun (medium)

Question: The 22nd and 24th Presidents had the same biological mother and father, but weren't brothers. They were both male, and were never female. Neither were adopted or "switched at birth". How is this possible?


random riddle (medium)

Question: what is small but can save things that do not weight anything in it?

1 + 1 = 4 (medium)

Question: If 1+1=4, 7-3=2, and 5x2=8, then what is half of 19?

Question: What goes next: 4,7,93,12,9,8,?

Question: I am two five letter names 500 is at the start, 10 is in my heart. In the middle of that is 1, Near the end is none. At the end is 14, Yet that is not all that has been seen. It's a word that rhymes with liver, Yes, to the left of that is river.