If the population of a town is increased by
12% in the first year and is decreased by 12%
in the next year, then the population of the
town is :
(A) 1.44% increased
(B) 1.44% decreased
(C) 1% decreased
(D) not effected
Answers
Answered by
1
Answer:
Let population at the beginning of 1998=x.
After decreasing 12% in 1998, population will be =12% of x
=x−
100
12x
=
100
88x
After 8% increase in 1999, population will be =
100
88x
+8% of
100
88x
=
100
88x
[1+
100
8
]=
100
88x
[
100
108
]
⇒
10000
(88)(108)
x=285120
⇒x=
88×108
285120×10000
=300000
Answered by
0
Answer:
Step-by-step explanation:
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