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

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

Can you fill the blank with the correct number?

6 30 870 756030 _____

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?

What word is pronounced the same if you take away four of its five letters?

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.