The population of a small city is 926100. If it increases at the rate

1.	The population of a small city is 926100. If it increases at the rate of 5% per annum. What was the population 2 years ago?1. 7600002. 8400003. 8800004. 800000
Answer» Correct Answer - Option 2 : 840000 Let the population of the city 2 years age be x Then, According to question x × (105/100) × (105/100) = 926100 ⇒ x = 926100 × (20/21) × (20/21) ⇒ x = 2100 × 400 = 840000 ∴ The population of the city 2 years ago was 840000

The population of a small city is 926100. If it increases at the rate of 5% per annum. What was the population 2 years ago?1. 7600002. 8400003. 8800004. 800000

Answer» Correct Answer - Option 2 : 840000

Let the population of the city 2 years age be x

Then, According to question

x × (105/100) × (105/100) = 926100

⇒ x = 926100 × (20/21) × (20/21)

⇒ x = 2100 × 400 = 840000

∴ The population of the city 2 years ago was 840000

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The population of a small city is 926100. If it increases at the rate of 5% per annum. What was the population 2 years ago?1. 7600002. 8400003. 8800004. 800000

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