Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30 for every bottle box he delivered without breaking it and he will be charged Rs.90 for every bottle box he broke. Jacob gave John 100 bottles-box to deliver. After delivery, Jacob paid John Rs.2400. How many bottles-box did John break?

Find the Goldfish below the given Image.

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

Can you find the hidden animal in the picture below?

What part of the chicken has the most feathers?

If eleven plus two equals one, what does nine plus five equal?

I have teeth but i don't bite. Who Am I ?

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?