Question

Please solve this question​

Answer 1

let x and y be town and country population respectively.

now the increase in the population in town and country is equal to total increase in population.

so 18*x+4*y=(x+y)*15.9

2.1x=11.9y

x/y=11.9/2.1

x/y=5.67

so town population is 5.67 times country population.