Question

the populatio of a town was 1200 after two years the population was found to be 1400 find the average percentageincrease per year​

Answer 1

Answer:

8.01% (approx)

Step-by-step explanation:

1400 = 1200(1+r/100)^2

1.1666666 = (1+r/100)^2

on solving...... we get

r/100 = 0.0801

So, r = 8.01%

Answer 2

Answer:

8%

Step-by-step explanation:

increase in population in first year.

8%= 96

population=1296

increase in population in second year.

8%= 104

population= 1400.

therefore the average percentage is 8%