SOLUTION: The electricity bill of Sarah�s house for the last month was $60, while for this month it is $120. If p is the percent increase in the amount, which proportion can be used to calcu

Question 757226: The electricity bill of Sarah�s house for the last month was $60, while for this month it is $120. If p is the percent increase in the amount, which proportion can be used to calculate p
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The electricity bill of Sarah�s house for the last month was $60, while for this month it is $120. If p is the percent increase in the amount, which proportion can be used to calculate p
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p/100 = (120-60)/60
p/100 = 1
p = 100%
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Cheers,
Stan H.
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