The present population of a city is 12000. The population is increased by 10% in first year, and it is decreased by 20% in next year and third year 15% of the people is increased. What will be the population after 3 years?
Show answer & explanation
Correct answer: C
Explanation
Population after the first year = 12,000 × 110/100 = 13,200
Population after the second year = 13,200 × 80/100 = 10,560
Population after the third year = 10,560 × 115/100 = 12,144