Rule of Three: Essential Math for Competitive Exams
Master direct and inverse proportion word problems step-by-step to boost your score on civil service and university entrance exams.
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AI instructor
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Start anytime
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In English
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About this course
Word problems involving ratios and proportions can make or break your score on competitive exams. Understanding how to set up and solve the simple rule of three is the fastest way to secure these essential points. This course takes you from math anxiety to exam-ready confidence, helping you quickly identify proportional relationships, set up equations correctly, and solve them with speed and accuracy.
What you'll learn:
- Understand the fundamental concepts of ratios, proportions, and mathematical constants.
- Distinguish between directly proportional and inversely proportional quantities in word problems.
- Apply a reliable step-by-step framework to translate exam questions into solvable equations.
- Solve rule of three problems quickly using cross-multiplication and scaling techniques.
- Practice with realistic exam-style questions designed to build your speed and accuracy.
- Avoid common traps and mathematical pitfalls that test-makers use to confuse candidates.
We begin with the absolute basics of ratios and proportional reasoning before moving into structured, step-by-step problem-solving methods. Each section includes written practice exercises with detailed, text-based explanations to reinforce your learning. This course is designed for beginners preparing for civil service exams, university entrance tests, or anyone looking to rebuild their math foundation from scratch. Start reading today and master this essential exam skill one step at a time.
What you'll get
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Certificate of completion
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Personal AI tutor
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Audio version included
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Lifetime access
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Phone or computer
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14-day refund
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Short & focused
2h 54m of practical content
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Frequently asked
What do I need to take this course? +
Just a phone or computer with internet. No installs, no special hardware.
How do I pay? +
By card via Stripe. We donโt store card details โ Stripe handles them securely.
Can I get a refund? +
Yes โ full refund within 14 days, no questions asked.
How long will I have access? +
Forever. Once you purchase, the course is yours to revisit anytime.
Will I get a certificate? +
Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.
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