Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Using mathematical symbols like +, -, and x in order to make the equations correct. Replace # with the above-given symbols.

9 # 8 # 7 # 6 # 5 # 4 = 91

what does this picture(rebus) riddle means ?

What time is it when an elephant sits on a fence?

How could a baby fall out of a twenty-story building onto the ground and live?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

John can eat 27 chocolates in an hour, Jacob can eat 2 chocolates in 10 minutes, and Jolly can eat 7 chocolates in 20 minutes. How long will it take them to share and eat a box of 120 chocolates whilst playing Chess?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?