henriquez38
henriquez38
28-01-2015
Mathematics
Answered
what is percent of change? 5 cups to 15 cups
Answer :
Аноним
Аноним
04-02-2015
[tex]15\ cups-5\ cups=10\ cups-change\\\\\begin{array}{ccc}5&-&100\%\\\\10&-&p\%\end{array}\ |cross\ multiply\\\\\\5p=10\cdot100\\5p=1000\ \ \ |divide\ both\ sides\ by\ 5\\\\\boxed{p=200\ (\%)}\\\\Answer:\boxed{an\ increase\ of\ 200\%}[/tex]
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