The population of a city is 40,000. It increases by 8% annually. Find the population after 2 years.
46,656
Population after 2 years = 40,000 × (1 + 8/100)^2 = 40,000 × 1.08 × 1.08 = 40,000 × 1.1664 = 46,656. Hence option (D) is correct.
Important Questions from Geometric Progressions
If g is the geometric mean of 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, then which one of the following is correct?
What is the greatest value of the positive integer n satisfying the condition \(1 + \frac{1}{2} + \frac{1}{4} + \frac{1}{8} + \ldots + \frac{1}{{{2^{{\rm{n}} - 1}}}} < 2 - \frac{1}{{1000}}?\)
The sum of even numbers from 1 to 40 is:
The minimum value of the sum of real numbers a-5, a-4, 3a-3, 1, a8 and a10 with a > 0 is:
The arithmetic mean, geometric mean and median of six positive numbers a, a, b, b, c, c where a < b < c are \(\frac 7 3,\) 2, 2 respectively. Then what is the sum of the squares of all the six numbers?
