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Time and Work MCQs for Competitive Exams

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Time and Work MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

148 MCQs Page 10

Topic Notes: Time and Work

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Time and Work MCQs in Mathematics-General Ability are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

Attempt the questions page by page, check the correct answers, read the explanations where available, and compare your weak areas with past papers and mock test performance. Consistent MCQ practice improves speed, confidence, and retention for objective exam sections.

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91
A can do a work in 20 days, B in 15 days, and C in 12 days. A works daily, and is assisted by B and C on alternate days (i.e., A+B, then A+C). How many days will it take?
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92
A can do a work in 10 days, B in 20 days, and C in 30 days. A works daily, and is assisted by B and C on every third day. In how many days is the work completed?
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93
P takes 8 days and Q takes 12 days to complete a job. Working on alternate days starting with P, how long does it take?
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94
A takes 20 days to do a piece of work and B takes 30 days. If they work on alternate days starting with B, what is the total time taken?
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95
X can do a job in 16 days and Y in 24 days. Working alternately starting with X, how many days will it take?
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96
A can finish a work in 15 days and B in 20 days. If they work on alternate days starting with A, what is the total time taken?
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97
A takes 12 days to complete a task and B takes 18 days. Working on alternate days starting with A, in how many days will the task be completed?
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98
A can do a piece of work in 10 days and B in 15 days. How long will they take if they work on alternate days, starting with A?
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99
M takes 14 days and N takes 21 days to complete a job. N leaves 2 days before the job is finished. Total time taken is:
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100
A can do a work in 20 days and B in 25 days. A leaves 3 days before the work finishes. What is the total time taken?
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