Solution:

You can spot the cat in the circle below.

Solution:

2003.

Explanation:
Its a series of prime numbes.

Solution:

Move and then pour all juice from second glass to fifth glass.

Solution:

For this answer is 3^0, 3^1, 3^2... That is 1,3,9,27,81,243 and 729.

Solution:

To do it, the marbles must be arranged as the vertices of an octahedron. If you are unsure, check the image below.

Solution:

step 3 is wrong

Solution:

fIvE thOUsAnd(5000)

Solution:

There are 3 fruits (1 grapes, 1 apples, and 1 oranges).

Solution:

Birbal drew another line that was larger than the pre-drawn line. Now the pre drawn line was smaller.

Solution:

4

No Of circles in the number.

Solution:

"World War I" was named after after "World War II"