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SSC CGL 2023 PYQ — Question 56

SSC CGL - 17 July 2023 - Shift 4 • Quantitative Aptitude • Q56

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Simplify the expression.
3.352−1.2523.35+1.25=?\frac{3.35^2-1.25^2}{3.35 +1.25} = ?

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Correct answer: D

Explanation

The correct answer is option 4 i.e. 2.1

Given that

⇒ 3.352−1.2523.35+1.25=?\frac{3.35^2-1.25^2}{3.35 +1.25} = ?

As we know,

(A2 - B2) = (A - B) × (A + B)

⇒ (3.35 + 1.25)(3.35 - 1.25)/(3.35 + 1.25)

⇒ 3.35 - 1.25

⇒ 2.1