What approximate value should come in place of the question mark (?) in the following question?

63.92 ÷ √(255.89) × {24.91% of (2.99)3} = (?)3

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LIC AAO Prelims Memory Based Paper Shift 1 (Held on: 20 Feb 2023)
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  1. 9
  2. 3
  3. 6
  4. 4
  5. 7

Answer (Detailed Solution Below)

Option 2 : 3
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Detailed Solution

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Given:  

63.76 ÷ √(255.79) × {24.99% of (2.89)3} = (?)3

Concept Used:

Follow the BODMAS rule according to the table given below:

Bodmas

Calculation:

63.92 ÷ √(255.89) × {24.91% of (2.99)3} = (?)3

⇒ 64 ÷ √(256) × {25% of (3)3} = (?)3

⇒ 64 ÷ 16 × {(25/100) × 27} = (?)3

⇒ 4 × (27/4) = (?)3

⇒ 27 = (?)3

⇒ ? = 3

∴ 3 will come in place of the question mark ('?').

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