Ratio & Proportion Questions for Assam Police 2027
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Ratio & Proportion — Quick Overview
Ratio questions test proportional reasoning. Expect 3-4 questions in ADRE aptitude.
Key Formula
If a:b = c:d then ad = bc (cross multiplication) | Compound ratio: (a×c):(b×d)
Exam Tip
Convert ratios to fractions immediately. If ratio is 3:5, total parts = 8; first share = 3/8 of total.
Common Trap
"Ratio increased by" means multiply, not add. 3:5 ratio increased 2× = 6:10 = 3:5 (same ratio!).