Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

What will you call your mother's brother's brother-in-law?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Which digit occurred maximum times between the number 1 and 1000?

What can you hold in your right hand, but never in your left hand?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

Which country gets ill every time?

My location can be determined by the below rebus.
So where am i ?

A cat, a dog and a monkey were stolen. 3 suspects got caught: Harish, Manoj and Tarun. All we know is each person stole one animal, but we do not know who stole which. Here are the investigation statements. Harish said: Tarun stole the cat. Manoj said: Tarun stole the dog. Tarun said: They both were lying. I did not steal the cat or the dog. Later on, the police found out the man who stole the monkey told a lie. The man who stole the cat told the truth. Can you find out who stole which?