I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

Can you find the missing piece of the Porsche?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

I’m tall when I’m young, and I’m short when I’m old. What am I?