Mathematics · Ratio and Proportion
If (4x + 3y) ∶ (28x - y) = 1 ∶ 5, then what is the value of (3x2 + 4y2) ∶ (7x2 + 2y2)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 17 ∶ 12
- 210 ∶ 21
- 33 ∶ 5
- 48 ∶ 15✓
Correct answer
8 ∶ 15
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