The Number System: Quantitative Aptitude for SSC CGL Preparation — PickAClass
⏱ 3h 📚 30 lessons 🎧 Audio version

The Number System: Quantitative Aptitude for SSC CGL Preparation

Master the core concepts of arithmetic and number theory required to solve quantitative sections of competitive exams like the SSC CGL with speed and accuracy.

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About this course

Facing challenging quantitative aptitude questions on number systems? This course provides the foundational knowledge needed to tackle complex arithmetic problems efficiently. By the end of this course, you will have a deep understanding of number theory principles, enabling you to apply quick calculation techniques and solve diverse question types commonly found in government job competitive examinations. What you'll learn: * Understand the classification of numbers, including integers, rational, irrational, and prime numbers. * Master divisibility rules and remainder theorems for efficient calculation and problem simplification. * Learn how to calculate HCF, LCM, and solve problems involving factors and multiples. * Apply techniques for calculating unit digits, powers, indices, and surds accurately. * Practice advanced simplification methods and strategies for solving algebraic number system problems. We begin with fundamental definitions and classifications, systematically moving through core arithmetic concepts like HCF/LCM and divisibility. The final sections focus on applying these concepts to practice exam-style questions, emphasizing speed and conceptual clarity. This course is designed for absolute beginners studying for quantitative aptitude sections of competitive exams, particularly the SSC CGL. No prior knowledge of advanced mathematics is required. Start building your foundation in quantitative aptitude today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 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
    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
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Name Surname
has successfully demonstrated mastery of
The Number System: Quantitative Aptitude for SSC CGL Preparation
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Foundational
1.2 hrs
Decision-architecture frameworks
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1.4 hrs
A/B test design
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The Number System: Quantitative Aptitude for SSC CGL Preparation
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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
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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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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 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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