I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

I look at you, you look at me, I raise my right, you raise your left. What am I?

Can you write down eight eights so that they add up to one thousand?

As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

A sundial has the fewest moving parts of any timepiece. Which has the most?