20 of the inhabitants of a tribe died of snakebite due to fear 40 of the remaining inhabitants...........

Quantitative Aptitude (CDS) Percentage

20% of the inhabitants of a tribe died of snakebite, due to fear 40% of the remaining inhabitants left the village. The population is then reduced to 5400. What is the number of original inhabitants?

11350

12150

15220

11250

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Explanation:

et the total number of original inhabitants be x.
Then, (100-40%) of (100-20)% of x = 5400
(60/100) × (80/100) × x = 5400
12/25x = 5400
x= 5400 × 25 / 12 = 11250