Answer:
The population of a town increases 10- annually- If the present population is 22000- find its population a year ago-
20000
Step-by-step explanation:
Let the population of the town a year ago was=x
Increase in population =10%
∴ Present population =x×100+10100=110100x
∴110100x=22000⇒x=22000×100110
⇒x=20000
∴ Population of the town a year ago =20000
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Answers & Comments
Answer:
The population of a town increases 10- annually- If the present population is 22000- find its population a year ago-
Answer:
20000
Step-by-step explanation:
Let the population of the town a year ago was=x
Increase in population =10%
∴ Present population =x×100+10100=110100x
∴110100x=22000⇒x=22000×100110
⇒x=20000
∴ Population of the town a year ago =20000
-hope it helped