In 2012, the population of a city was 5.63 million. The exponential growth rate was 2.32% per year. a) Find the exponential growth function.
b) Estimate the population of the city in 2018.
c) When will the population of the city be 10 million?
d) Find the doubling time.

Can someone me and do the problem plz so i can understand it more better

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab