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Applications of Compound Interest

Comparing Quantities
Maths
Class 8

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Population Growth and Price Changes

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Related Questions to study

The present population of a town is 28000. If it increases at the rate of 5% per annum, what will be its population after 2 years?

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The value of a property decreases every year at the rate of 5%. If its present value is 411540, what was its value three years ago?

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Three years ago, the population of a town was . If the annual increase during three successive years be at the rate of %, % and % respectively. What is the present population?

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The population of a town increases every year at rate of . Find the population of the town three years hence if it is now.

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The population of Hyderabad was 68,09,000 in the year 2011. If it increases at the rate of 4.7% per annum. What will be the population at the end of the year 2015.

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From a village people started migrating to nearby cities due to unemployment . The population of the village two years ago was . If present population is , find the rate at which the migration is taking place.

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The population of a village increases by % every year which is due to the job opportunities available in that village. If the present population of the village is , what was the population two years ago?

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A population of bacteria introduced into a nutrient medium grows according to . Then maximum size of bacterial population is

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The population of a town increases at the rate of 50 per thousand. Its population after 2 years will be 22050. Find its present population.

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Three times a number is increase in the number, and thenone third of the same number is decrease in the number.

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