Which is faster, Heat or Cold ? Explain.

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Can anyone tell me a word in the English dictionary which has a silent 'z'?

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

A game is being played where eight players can last for thirty-five minutes. Six substitutes alternate with each player in this game. Thus, all players are on the pitch for the same amount of time including the substitutes.

For how long is each player on the pitch?

What goes up but never comes down?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?