If (x 3 + y 3 ) ∶ (x 2 − xy + y 2 ) = 3 ∶ 1 and (x 2 − y 2 ) ∶ (x + y) = 5 ∶ 6, then what is 2x ∶ 3y?

Delhi Police Head Constable 10 Oct 2022 Shift 2

Question : 27 of 100

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If (x³ + y³) ∶ (x² − xy + y²) = 3 ∶ 1 and (x² − y²) ∶ (x + y) = 5 ∶ 6, then what is 2x ∶ 3y?

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