Can you convert the number zero(0) into a positive number using just one mathematical operator ?

There is a box. The area of its top is 240 square units, the area of the front is 300 square units and the area of the end is 180 square units.

Can you calculate the dimensions of this box with the given data?

Prove that the below maths equation is true.

8 + 8 = 91

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

What number should come in place of the question mark below?

A bomb exploded in a room full of married couples and no one died. How?

Can you find out the total number of triangles in the given figure?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

I know a nine-letter word having only one vowel.
Do you ?