Advertisements
Advertisements
Question
The population of a place increased to 54,000 in 2003 at a rate of 5% per annum. what would be its population in 2005?
Advertisements
Solution
Population in 2005 = 54000 `(1 + 5/100)`
= `54000 (1 + 1/20)^2`
= `54000 xx 21/20 xx 21/20`
= 59535
Thus, the population in 2005 would be 59,535.
APPEARS IN
RELATED QUESTIONS
Compute the amount and the compound interest in the following by using the formulae when:
Principal = Rs 2000, Rate = 4 paise per rupee per annum, Time = 3 years
Compute the amount and the compound interest in the following by using the formulae when:
Principal = Rs 160000, Rate = 10 paise per rupee per annum compounded half-yearly, Time = 2 years.
At what rate percent will a sum of Rs 1000 amount to Rs 1102.50 in 2 years at compound interest?
In a factory the production of scooters rose to 46305 from 40000 in 3 years. Find the annual rate of growth of the production of scooters.
Aman started a factory with an initial investment of Rs 100000. In the first year, he incurred a loss of 5%. However, during the second year, he earned a profit of 10% which in the third year rose to 12%. Calculate his net profit for the entire period of three years.
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 city increases each year by 4% of what it had been at the beginning of each year. If the population in 1999 had been 6760000, find the population of the city in (i) 2001 (ii) 1997.
Jitendra set up a factory by investing Rs 2500000. During the first two successive years his profits were 5% and 10% respectively. If each year the profit was on previous year's capital, compute his total profit.
A shepherd has 200 sheep with him. Find the number of sheep with him after 3 years if the increase in the number of sheep is 8% every year.
The cost of a sewing machine is Rs 7,000. Its value depreciates at 8% p.a. Then the value of the machine after 2 years is Rs 5,924.80.
