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

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

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.

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

Who is that with a neck and no head, two arms and no hands? What is it?

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.

Can you decipher the below rebus?

PBLUESAISNUERSES

There is a place where if I stand up straight, I will still be considered sideways.

Can you count the number of triangles inside a triangle?