जर x ∶ y = 5 ∶ 7 असेल, तर (6x - y) ∶ (5x + 3y) चे मूल्य किती असेल?

1
1 ∶ 4
2
11 ∶ 2
3
4 ∶ 1
4
1 ∶ 2

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