I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

I have feet, but no legs. Which animal Am I?

Can you count the number of quadrilaterals in the picture below?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

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.

All of you like to eat me. I am a five-lettered word. Remove the first two and I turn into an infamous animal. Remove just the first and I become a heinous crime. Remove the first and the last and you can groove on me.

Can you guess who am I?