There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Find the next number in the series below

21 32 54 87 131 ?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

Why is Saturday stronger than Monday?

Can you identify if it's a murder or a suicide ?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

Move three sticks of the spiral below to form a square.

Solve the mathematical equation in the picture below.