Arithmetic for Competitive Exams: Time, Work, Pipes and Cisterns — PickAClass
⏱ 2h 48m 📚 28 lessons

Arithmetic for Competitive Exams: Time, Work, Pipes and Cisterns

Master essential arithmetic concepts, formulas, and modern problem-solving strategies to excel in competitive exams.

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About this course

Scoring high on competitive exams requires a solid foundation in arithmetic, where speed and accuracy are crucial. This text-based course is designed to help you master two of the most frequently tested topics: Time & Work and Pipes & Cisterns. You will learn how to break down complex word problems, apply efficient mathematical techniques, and solve questions in seconds without relying on memorized formulas. By working through clear explanations and structured practice problems, you will transform how you approach mathematical reasoning. We start with foundational concepts like efficiency, rates, and unit work, ensuring you understand the core logic before moving on to advanced problem types. What you'll learn: - Understand the core principles of work, time, and efficiency through clear definitions - Apply the LCM method to solve complex Time and Work problems quickly - Solve Pipes and Cisterns problems involving both inlet and outlet pipes - Practice handling advanced scenarios including alternate days, work sharing, and wage distribution - Master modern shortcuts and mental math strategies to save time during exams - Analyze common trap questions and learn how to avoid typical calculation errors This course begins with fundamental definitions and step-by-step arithmetic principles, gradually moving into exam-style scenarios and practice problems. You will read thorough breakdowns of each concept and practice with detailed, written solutions. This course is designed for beginners and aspirants preparing for competitive exams who want to build their quantitative aptitude from scratch. No advanced mathematical background is required. Start reading today to build your speed, accuracy, and confidence in arithmetic.

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
    2h 48m 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
Arithmetic for Competitive Exams: Time, Work, Pipes and Cisterns
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
Arithmetic for Competitive Exams: Time, Work, Pipes and Cisterns
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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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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