The population of a city is increased by 10% in 1st year and then decreased by 20% in second year. Find the final population after 2 years if the initial population was 76,000.

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The population of a city is increased by 10% in 1st year and then decreased by 20% in second year. Find the final population after 2 years if the initial population was 76,000.

A67,730

B66,880

C68,960

D67,540

Answer:

B. 66,880

Read Explanation:

Final population = 76,000 × (110/100) × (80/100) ⇒ Final population = 76,000 × (11/10) × (4/5) ⇒ Final population = 66,880