What is the next shape from answers A, B, C, and D figure?

Replace the question mark with the correct number in the below-given picture?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Which Burger Is Different in below image?

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

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

Can you replace the question mark with the correct letter?

6 + 6 + 6 = N
7 + 7 + 7 = E
8 + 8 + 8 = R
0 + 0 + 0 = ?

The centre of the third figure is empty. What digit should fit inside?

If your uncle’s sister is not your aunt, what relation is she to you?