I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

It belongs to you, but other people use it more than you do. What is it?

Find the number of squares in the below picture

The answer I give is yes, but what I mean is no. What was the question?

Replace the question mark with the correct number.

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

Who always enjoys poor health?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?