If a number is increased by 80% of itself the result is 144. What is the number?

If a number is increased by 80% of itself,the result is 144 . What is the number?
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1 Answer

jst let the nub. be x

 

then 1oo +80= 180

so, 180/100x = 144

so... x = 144 * 1oo /180

=  answr is 80
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