During which month do people sleep the least?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

The current time can be represented by below textual rebus.

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B.Sc
LLB

Can you tell us the current time?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

Which word does the below Plexor means ?

A father's child, a mother's child, yet no one's son.

Who am I?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?