What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Can you find the 09 errors in the picture below?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

How can you drop a raw egg from a height onto a concrete floor without cracking it?

What kind of band never plays music?

What jumps when it walks and sits when it stands?

Can you make four (4) nines (9) equal 100?