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

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asked Aug 25, 2019 208k views

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

Mathematics
middle-school

Sgmoore asked

by Sgmoore

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

Georgi Georgiev answered Aug 31, 2019

by Georgi Georgiev

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