Answer is : X
In the English alphabet X is in 24th position. If you add one more X it will become XX which is 20 in the roman. If you add one more X it will become XXX, which is unclean.
Hope you have enjoyed this series of 8 mind blowing riddles. Here are they again for you to revise and share with friends.
- What is the word?
- What allows people to see through the walls?
- Many have heard me, what am I?
- What was the largest island?
- I stay in the corner but travel around the world?
- I am the first on the earth?
- What is the fastest country?
- Alone I am 24th with a friend I am 20?
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