7.02 \times 4.99-3.09 \times ? = 2.02^3

LIC AAO 04 May 2019 Paper

Directions (60–65) : What approximate value will come in place of question mark (?) in the given questions? (You are not expected to calculate the exact value.)

Question : 61 of 100

Marks: +1, -0

7.02 × 4.99-3.09 × ? = 2.02^3

Validate

Solution:

(2)

7 × 5 -3 × ? ≈ 2^3

⇒

35 -3 × ? ≈ 8

⇒

3 × ? ≈ 35 -8 ≈ 27

⇒

? ≈ 27/3≈ 9

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