Question

A city has a population of 50,000. The city's population is shrinking by 20 percent each year. So what will be the population of that city after 2 years?
1. 32,000  
2. 35,000  
3. 40,000  
4. 30,000  

Answer 1

Correct Answer - Option 1 : 32,000  

Given:

The population of the city is 50,000

Calculation:

Let be assume population after 2 year is p

⇒ p = (50000) × (4/5) × (4/5)

⇒ p = 32000

∴ The required result will be 32,000.