Question

The population of a city increases 12% annually. If its present population is 70,000. What will
be population after 1 year?​

Answer 1

Answer:

Solution :-

Given present population =142560

Increase in population annually =8%

Present population =

100

x(100+increaseinpopulation)

where x is population last year

∴142560=

100

x(100+8)

⇒x=132000

Answer 2

Solution :-

Given present population =142560

Increase in population annually =8%

Present population =100x(100+increaseinpopulation)

where x is population last year

∴142560=100x(100+8)

⇒x=132000