Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

In a guessing game, five friends had to guess the exact numbers of apples in a covered basket.
Friends guessed 22, 24, 29, 33, and 38, but none of the guesses was correct. The guesses were off by 1, 8, 6, 3, and 8 (in random order).

Can you determine the number of apples in a basket from this information?

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30

Why is it against the law for a man living in Delhi to be buried in Mumbai?

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

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

You are given four tennis balls and asked to arrange those balls in a manner that the distance between each one of them is exactly equal. How will you do it?

Which tank will fill first?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?