Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Kids with the most attentive eyes can spot a different watermelon in 4 seconds. Can you? Test your eyes now!

In the figure that has been attached to this question, each digit represents a digit. The similar letters carry the same integer value. Can you expose the original digits?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

why number 8549176320 is one of a kind?

Who is that with a neck and no head, two arms and no hands? What is it?

Four cars come to a four-way stop, each coming from a different direction. They can’t decide who got there first, so they all go forward at the same time. All 4 cars go, but none crash into each other. How is this possible?