If x : y = 3 : 4, find the value of (5x – 2y) : (7x + 2y).

Topic: Ratio and Proportion
Subtopic: Ratios

A7 : 29

B7 : 23

C5 : 29

D11 : 23

Explanation

Substitute x = 3 and y = 4: (5*3 – 2*4) : (7*3 + 2*4) = (15 – 8) : (21 + 8) = 7 : 29.

Exam Relevance

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