# What Should Be The Value of The Fourth Column - With Answer

### What Should Be The Value of The Fourth Column ?

**Grey Black White Dots Puzzle with Answer | "Ithil Naalamathe Utharam Enthaanu"**

__ANSWER__

**61 is the Answer**

__Explanation__

x = Grey Dot

y = Black Dot

z = White Dot

**From Coulmn 1 & 2:**

Equation 1: 3x + y = 56

Equation 2: x + 3y = 48

On solving Equations 1 & 2, we get:

**y = 11**

**x = 15**

**From Coulmn 3:**

Equation 3: 2z + x + y = 66

=> 2z + 15 + 11 = 66

=>

**z = 20**

__Solving Coulmn 4:__**2x + y + z =?**

**=> (2 x 15) + 11 + 20**

**=> 61**

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