Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?

What kind of tree can you carry in your hand?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

What is the next number in this series?

4,12,84,3612....

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

How many times can you subtract the number two from the number fifty?

In the picture given below, can you find out which digit will take place of the question mark?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?