1.

If (7x – 3y) ∶ (4x + y) = 5 ∶ 4, then find the ratio x ∶ y.1). 7 ∶ 22). 9 ∶ 43). 13 ∶ 64). 17 ∶ 8

Answer»

Given,

⇒ (7x – 3Y) ? (4x + y) = 5 ? 4

⇒ [7(x/y) – 3] / [4(x/y) + 1] = 5/4

⇒ 28(x/y) – 12 = 20(x/y) + 5

⇒ x/y = 17/8

∴ The required ratio is 17 ? 8


Discussion

No Comment Found