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In 2019 if there is 10% increase in pop...

In 2019 if there is `10%` increase in population of city A and `15%` decrease in the population in B as compared to that in 2018 ,then the population of city A is what percentage more /less than in B , in that year ? (correct to one decimal places)

A

`8.4%` more

B

`8.4%` less

C

`9.2%` more

D

`9.2%` less

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Knowledge Check

  • The population of a city increases at the rate 3% per year. If at time t the population of city is p, then find equation of p in time t.

    A
    `p=3/100 e^(3t)`
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    `p=3e^("3t"/"100")`
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    `p=ce^("3t"/"100")`
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    `p=e^("3t"/100)`

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    240000

  • The population of a city increases by 30% every year. If the present population is 338,000, then what was the population of the city two years ago?

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    B
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