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Arithmetic • Time and Work & Pipes Practice Drills (168 Qs)• Convenor Master Key Verified

CAT Time and Work & Pipes Practice Questions (165+ Questions)

Efficiency Equations, Alternate Days Working, Negative Work, Pipes & Cisterns, and Work-Wage Distributions

168 Total Questions
MCQ: 137 (+3 / -1)
TITA: 31 (0 Negative Penalty)
Launch Time and Work & Pipes Practice Drills Drill in Study ModeSolve Questions on this Page

CAT Direct Answer Fact Sheet & Citation Summary

Structured Knowledge Graph • Verified Academic Analysis
Updated for CAT 2026: 2 November 2026
Curated Practice Bank
168 Qs
137 MCQ + 31 TITA
99%ile Score Benchmark
28–31 Marks (out of 66 in QA, ~10 net correct questions)
Scoring Scheme
+3 / -1 / 0
Zero penalty on TITA
Testing Interface
TCS iON CBT
On-Screen Calc Enabled
IIM Exam Strategy & Score Maximization Directives
1Prioritize high-yield arithmetic & algebra questions first to secure the 85th percentile sectional cutoff in the first 20 minutes.
2TITA questions carry zero negative penalty (0 marks for wrong answers); attempt all TITA questions before the sectional timer runs out.
3Use the on-screen digital calculator only for complex 3-digit divisions; mental math approximations save 35–45 seconds per question.
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Editorial & Academic Authority: Verified by ThinkCAT Academic & Editorial Council.
Citation Format: ThinkCAT Academic Archive (thinkcat.in)

Exam Hall Pitfalls & Elimination Tactics: Time and Work & Pipes Practice Drills

  • 1Not accounting for negative efficiency of drain pipes in cistern problems.
  • 2Miscalculating complete 2-day or 3-day alternate work cycles.

Interactive Problem Sets (13 Modules)

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25 QuestionsPro Pass

Set 01: Time & Work

Difficulty: Easy
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11 QuestionsPro Pass

Set 02: Time & Work

Difficulty: Hard
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8 QuestionsPro Pass

Set 03: Time & Work

Difficulty: Easy
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10 QuestionsPro Pass

Set 04: Time & Work

Difficulty: Easy
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25 QuestionsPro Pass

Set 05: Time & Work

Difficulty: Hard
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8 QuestionsPro Pass

Set 06: Time & Work

Difficulty: Easy
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25 QuestionsPro Pass

Set 07: Time & Work

Difficulty: Moderate
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8 QuestionsPro Pass

Set 08: Time & Work

Difficulty: Easy
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11 QuestionsPro Pass

Set 09: Pipes & Cisterns

Difficulty: Hard
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8 QuestionsPro Pass

Set 10: Time & Work

Difficulty: Hard
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13 QuestionsPro Pass

Set 11: Time & Work

Difficulty: Moderate
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8 QuestionsPro Pass

Set 12: Pipes & Cisterns

Difficulty: Hard
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8 QuestionsPro Pass

Set 13: Time & Work

Difficulty: Easy
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Official Exam Questions & Explanations (25 of 168)

Sorted in official convenor sequence
Question 1 of 168
ThinkCAT Practice SetQAArithmetic • Time & WorkEasy
If A can complete a project in 12 days and B can complete the same project in 18 days, how many days will it take if A and B work together?
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ThinkCAT Pro Topic DrillQA • Arithmetic

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3,400+ Extra Drills
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30 Sectional Sprints
40-minute timed drills with RTI percentile curves
Verified Derivations
IIM convenor verified steps and shortcut methods
Exam-Month Discount (Code: CAT200 applied)
₹799 ₹2,499
ThinkCAT Pro Topic DrillQA • Arithmetic

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3,400+ Extra Drills
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30 Sectional Sprints
40-minute timed drills with RTI percentile curves
Verified Derivations
IIM convenor verified steps and shortcut methods
Exam-Month Discount (Code: CAT200 applied)
₹799 ₹2,499
ThinkCAT Pro Topic DrillQA • Arithmetic

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This question is part of ThinkCAT Pro. Upgrade to unlock step-by-step verified derivations, shortcut methods, trap warnings, and 30 timed 40-minute sectional sprints.

3,400+ Extra Drills
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30 Sectional Sprints
40-minute timed drills with RTI percentile curves
Verified Derivations
IIM convenor verified steps and shortcut methods
Exam-Month Discount (Code: CAT200 applied)
₹799 ₹2,499
ThinkCAT Pro Topic DrillQA • Arithmetic

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₹799 ₹2,499
ThinkCAT Pro Topic DrillQA • Arithmetic

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Frequently Asked Questions about CAT Time and Work & Pipes Practice Questions (165+ Questions)

What concepts are covered in the Time and Work & Pipes Practice Drills practice module?

This module covers Time & Work, Pipes & Cisterns with 168 verified problems ranging from core foundation to high-difficulty CAT exam hall level.

What is the recommended solving time for Time and Work & Pipes Practice Drills questions?

The ideal target pace is 1.8 to 2.2 mins / question. Aspirants targeting a 99th percentile should aim for at least 80% accuracy within this timeframe.

Where can I find official past year CAT papers for Time and Work & Pipes Practice Drills?

Official past year exam questions are available in our CAT Time & Work Previous Year Questions module.

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