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A tyre has two punctures. The first puncture alone would have made the tyre flat in 9 minutes and the second alone would have done it in 6 minutes. If air leaks out at a constant rate, how long does it take both the punctures together to make it flat?
Correct Answer: (d)
Official keyThis question appeared in the GPSC Prelims 2024 examination (GS). It is Question 170 out of 200 questions in this paper.
This question was part of the GPSC Prelims 2024 (GS). The GPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all GPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.