How many times do a clock's hands overlap in a day ?

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

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

You’ll find me on Mercury, Earth, Mars, Jupiter, Saturn, and Uranus. But never Neptune, or Venus. What am I?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

What word begins and ends with an E, but has only one letter?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Count the number of balls in picture below:

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?