contestada

When a number is decreased by 24% of itself the result is 171. What is the number?

Respuesta :

calculista
let
x----------> original number

we know that
if a number is decreased by 24% of itself the result is 
x*(100%-24%)/100%------> x*0.76
171=0.76*x
x=171/0.76---------> 225

the answer is
the number is 225

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