In which direction should the missing arrow point?

During which month do people sleep the least?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

Spot 5 differences in two Christmas tree below:

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

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 count the number of triangles in the given picture?

What part of the chicken has the most feathers?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?