UGC NET Chain rule Previous Year Questions
JRFSmart holds 5 previous-year questions on Chain rule from UGC NET Paper 1 (Teaching and Research Aptitude), filed under Unit 5: Mathematical Reasoning and Aptitude, drawn from 5 of the 87 exam papers in the bank (2024). Each question can be practised with a full explanation and shows how often NTA has returned to the same idea.
What is asked in Chain rule
The questions in this topic fall under these subtopics, ordered by how many previous-year questions each has.
| Subtopic | Questions |
|---|---|
| Pumps, hours and days | 2 |
| Men-days-work proportion | 1 |
| People, quantity and days | 1 |
| Men, hours and days | 1 |
NTA repeat analysis
Chain rule appears in 5 of 87 papers (6%), which JRFSmart rates as low frequency.
Sample previous-year questions
90 persons consume 810 kg of food in 27 days. In how many days will 60 persons consume 300 kg of food ?
TRANSLATED. 5 pumps working 18 hours each day empty a tank in 12 days. How many hours a day must 6 pumps work to empty the tank in 9 days?
40 people consume 320 kg of rice in 50 days. In how many days will 30 people consume 80 kg of rice ?
7 pumps, working 10 hours a day, can empty a tank in 20 days. How many hours a day must 5 pumps operate to empty the tank in 14 days ?
15 men working 8 hours per day complete a piece of work in 18 days. To complete the same work in 6 days, working 12 hours a day, the number of men required will be :
Showing 8 of 5 questions, without answers. Practise the full set with options, the official answer and JRFSmart's explanations.
Practise Chain rule
All 5 questions, one topic, with explanations and repeat data. One topic in every unit is free.
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