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Certain type of bacteria grows 5% in first hour and decreases in number by 12% in second hour and grows 10% in third hour. Initially 20000 bacteria were present. Find the number of bacteria after 3 hours.
Correct Answer: (a)
Official keyThis question appeared in the TNPSC Prelims 2024 examination (GS). It is Question 142 out of 200 questions in this paper.
This question was part of the TNPSC Prelims 2024 (GS). The TNPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all TNPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.