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📘RS Aggarwal Time and Work Final Part | TNPSC Maths Full Explanation | Sums 19–22 | Group 4, VAO, 2A

Автор: TNPSC LOCK

Загружено: 2025-11-20

Просмотров: 125

Описание:

📘 RS Aggarwal – Time and Work (FINAL PART) | TNPSC Maths Full Explanation | Sums 19–22 Solved

This video completes the final part of the Time and Work chapter from RS Aggarwal, covering Sums 19, 20, 21, and 22 with clear shortcuts and exam-oriented explanation.
Perfect for TNPSC Group 4, VAO, 2A, Group 2, SSC, Railway and all competitive exams.


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📝 Sums Covered

19)
10 persons begin to work together on a job, but after some days 4 persons leave. As a result, the job which could have been completed in 40 days is completed in 50 days. How many days after the commencement of the work did the 4 persons leave?

20)
9 children can complete a piece of work in 360 days. 18 men can complete the same piece of work in 72 days and 12 women can complete it in 162 days. In how many days can 4 men, 12 women and 10 children together complete the piece of work?

21)
2 men and 3 boys can do a piece of work in 10 days, while 3 men and 2 boys can do the same work in 8 days. In how many days can 2 men and 1 boy do the work?

22)
3 men and 4 women can earn ₹3780 in 7 days, and 11 men and 13 women can earn ₹15040 in 8 days. In what time will 7 men and 9 women earn ₹12400?


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🎯 Why This Video Is Important

Fully TNPSC-oriented solving method

Shortcuts + logical breakdown

Clear Tamil + English explanation

Designed for Krishoba Academy schedule followers

Helps build strong scoring in Maths & Aptitude

Perfect revision before exams



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📚 Playlists You Should Follow

RS Aggarwal Time & Work – Full Playlist (All Parts Completed)

TNPSC Maths Full Syllabus (Daily Updates)

Tamil + Maths Topic-wise Test Series



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📘RS Aggarwal Time and Work Final Part | TNPSC Maths Full Explanation | Sums 19–22 | Group 4, VAO, 2A

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