A population grows at the rate of 8% per year. How long does it take for the population to double? Use differential equation for it.

A popular grows at the rate of 10% of the population per year. How long does it take for the population to doble ?

A population grows at the rate of 5% per year. Then the population will be doubled in :

The population of a town grows at the rate of 10% per year. Using differential equation, find how long will it take for the population to grow 4 times.

The population of a town is increasing at the rate of 5% per annum. What will be the population of the town on this basis after two years, if the present population is 16000?

The population of a town increases at the rate of 40 per thousand annually. If the present population be 175760, what was the population three years ago.

The population of a country increases at a rate proportional to the number of inhabitants. f is the population which doubles in 30 years, then the population will triple in approximately. (a) 30 years (b) 45 years (c) 48 years (d) 54 years

According to a census taken towards the end of the year 2009, the population of a rural town was found to be 64,000. The census authority also found that the population of this particular town had a growth of 5% per annum. In how many years after 2009 did the population of this town reach 74,088 ?

According to a census taken towards the end of the year 2009, the population of a rural town was found to be 64,000. The census uthority also found that the population of this particular town had a growth of 5% per annum. In how many years after 2009 did the population of this town reach 74,088 ?

How does a population become founder's of a new species?