Using eight eights and addition only, can you make 1000?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

If 21x = 79x, what is the value of x?

What does this rebus riddle means ?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

What does this rebus mean?

O
N
C
E
TIME

The more it dries, the wetter it becomes. Can you tell what it is?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

There is a circular car race track of 10km. There are two cars, Car A and Car B. And they are at the exact opposite end to each other. At Time T(0), Both cars move toward each other at a constant speed of 100 m/seconds. As we know both cars are at the same speed they will always be the exact opposite to each other.
Note, at the center, there is a bug which starts flying towards Car A at time T(0). When the bug reaches car B, it turns back and starts moving towards the car A. The speed of bug is 1m/second. After 5 hours all three stop moving.
What is the total distance covered by the bug?