Kaeden127 Kaeden127
  • 18-11-2018
  • Mathematics
contestada

Original number = 35. New number = 49. What is the percent change and state if it was an increase or decrease.

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gmany
gmany gmany
  • 18-11-2018

[tex]\begin{array}{ccc}35&-&100\%\\49&-&p\%\end{array}\qquad\text{cross multiply}\\\\35p=(49)(100)\\\\35p=4,900\qquad\text{divide both sides by 35}\\\\p=140(\%)\\\\140\%-100\%=40\%\\\\Answer:\ Increase\ 40\%.[/tex]

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