contestada

a number is increased by 25%, and the resulting number is then decreased by 20%. The final number is what percent of the original number?

Respuesta :

the final number is 100% of, or the same as the original number 

Ex: original number = 1
      1(.25) = .25     1 + .25 = 1.25
     1.25(.20) = .25      1.25 - .25 = 1

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