I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

why number 8549176320 is one of a kind?

What kind of storm is always in a rush?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

How many triangles can you count in the figure given?

What number divided by 4 is the same as that number minus 4?

I can be cracked, made, told, and played. What am I?

How many sides does a circle have?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.