If $ means +, # means -, @ means × and * means ÷, then what is the value of 16 # 4 @ 5 $ 72 * 8 = ? 

This question was previously asked in
NPCIL Assistant Grade-1 (Advance) Official Paper-II (Held On: 08 Sept, 2018)
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  1. 7
  2. 19
  3. 5
  4. 15 

Answer (Detailed Solution Below)

Option 3 : 5
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NPCIL Assistant Grade 1 Computer Knowledge Subject Test - 01
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Detailed Solution

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BODMAS

Decoding signs:

Original Sign $ # @ *
Stands For + - × ÷

Given Expression: 16 # 4 @ 5 $ 72 * 8

Decoding the expression:

⇒ 16 - 4 × 5 + 72 ÷ 8

⇒ 16 - 20 + 9

⇒ 25 - 20 = 5

Hence, the correct answer is "Option 3".

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