If 2x + 6x + 8x + 4x = 120, than 5x + 3 = ? 

A  13 

B  23 

C  33 

D  48 

Solution

Correct Answer: Option C

Solution: 

   2x + 6x + 8x + 4x = 120       => 20x = 120      => 5x \( \times \) 4 = 120      => 5x = 120/4         5x = 30 

   অতএব, 5x + 3 = 30 + 3 = 33  

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