Math Foundations: Percentages and Ratios for Competitive Exams — PickAClass
⏱ 3h 📚 30 lessons

Math Foundations: Percentages and Ratios for Competitive Exams

Master essential percentage concepts, calculations, and problem-solving strategies to excel in competitive exams like SSC CGL, CHSL, and CPO.

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About this course

Succeeding in competitive exams requires a rock-solid foundation in quantitative aptitude, and no topic is more fundamental than percentages. This text-based course is designed to take you from basic numerical concepts to rapid problem-solving proficiency, helping you secure vital marks in competitive papers. You will start with core mathematical definitions and structural formulas before moving on to practical application. Through clear, step-by-step written explanations and structured practice scenarios, you will learn to dissect complex word problems and execute calculations with speed and accuracy. What you'll learn: Understand foundational percentage concepts, fraction conversions, and decimal relations; Apply efficient mental math techniques to solve percentage increase and decrease problems; Solve complex word problems involving successive percentage changes, populations, and depreciation; Master ratio and proportion methods to simplify multi-step arithmetic questions; Practice exam-style quantitative questions systematically to build speed and accuracy. The course begins with essential mathematical terminology and basic operations, then progresses through targeted problem types commonly found in competitive examinations, concluding with comprehensive practice sets. This course is designed specifically for beginners and aspirants starting their preparation journey, requiring only a basic understanding of general arithmetic. Start reading today to build your quantitative confidence and boost your exam scores.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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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
    3h of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Math Foundations: Percentages and Ratios for Competitive Exams
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
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PickAClass — Name Surname
Math Foundations: Percentages and Ratios for Competitive Exams
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

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By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — 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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