If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

What has a bottom at the top?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

Before Mount Everest was discovered, what was the highest mountain in the world?

Why do you find that most of the buildings are deprived of the 13th floor?

What does the below rebus riddle means?