Solution:

454585

Explanation:
Number is formed as (numA*numB)(numB*numC)(numC*numA)
Following the formular, 1st row will be like
5+3+2 => 5*3 3*2 2*5 => 151022
Simillarly
(9*5)(9*5)(9*5+9*5-5) => 454585

Solution:

Bette

Solution:

An apple a day keeps a doctor away :-)

Solution:

Notebook

Solution:

The answer to this stupidest riddle ever is "NO", because the question is "Can you guess the riddle?"

Solution:

As Fur as possible. (Fur => Far)

Solution:

30

Explanation:
It's very difficult to count an actual number of balls but it can be counted mathematically as illustrated below.

Balls in lowest level most level, say level 1 : 4 * 4 = 16
Level2 => 3 * 3 = 9
Level3 => 2 * 2 = 4
Leve4 => 1

Summing up 16+9+4+1 = 30.

Solution:

I am letter 'E'

Solution:

11.3135 + 9.3115+ 9.375

Solution:

It is a Tree.

Solution:

168
12 14
6 2 7
3 2 1 7

Explanation:
If we multiply two numbers below, we will get the number above it.
like. 3*2 of the last row =>6 of the third row.

Solution:

The thief is the Pakistani guy. It is because the flag of Japan looks same when upside down and no one can tell if it is upside down. So, he was telling a lie.

Solution:

It can be done as below.

Solution:

I Am stone.

Explanation:
Stone is 5 letter word. if remove word one(not 1 letter) we will get st.

Solution:

It is the wind.

Solution:

6

Solution:

27

Explanation:
16/2 = 9
8*3 = 24
24/2 = 12
12*3 = 36
36/2 = 18
18*3 = 54
54/2 = 27
27*3 = 81

Solution:

Let's put the pen next to the wall. :-)

Solution:

One In Million

Solution:

30%

Explanation:
√9%
=> √9/√100
=> 3/10
=> 30/100
=> 30%