How to Find the Duplicate Ratio of 3:4 – Quick Math Trick

🔍 Understanding the Duplicate Ratio of 3:4

In quantitative aptitude, understanding different forms of ratios like duplicate, sub-duplicate, triplicate, and compound ratios is key for many exams. Let’s dive into a common example.

❓ Question:

What is the duplicate ratio of 3 : 4?

💡 Concept Refresher:

A duplicate ratio of a ratio a : b is simply a² : b²

🎥 Watch the full explanation with tips to solve similar ratio problems quickly!

The duplicate ratio of 3 : 4 is ?

📘 Useful For These Exams:

🇮🇳 Indian Exams:

• CUET (Quantitative Aptitude Section)

• CA Foundation

• CMA Foundation

• SSC (CGL, CHSL, MTS)

• Bank PO & Clerk Exams

• CMAT

• RRB NTPC, Group D

• NDA/CDS

• State PSCs (MPPSC, UPPSC, etc.)

🌐 International Exams:

• SAT Math

• ACT Math

• GMAT Quantitative

• GRE Quantitative

• ACCA & CPA Quant Basics

• College entrance tests in Singapore, UAE, South Africa

✅ Pro Tip:

Memorize powers of small numbers. Knowing that 3² = 9 and 4² = 16 helps solve these within seconds under exam pressure.