Question

in 2011 population of a city was 80000 there was rise of 10% for each next year find population at 2014

Answer 1

Population of the city in 2014(after three yrs from 2011) =
80000(1+10/100)^3
=80000×11/10×11/10×11/10
=80×1331
=106480

Answer 2

Answer:

in 2011

80000

10%of 80000 = 8000

in 2012;

80000+8000=88000

in 2013;

10% of 88000= 8800

=96800

in 2014;

96800=100%

x. =10%?

;

x=(96800*10)/100= 9680

in 2014:

96800+9680=1064800