The price of a cup of coffee was $2.75 yesterday. Today, the price fell to $2.40. Find the percentage decrease. Round your answe
r to the nearest tenth of a
percent.
1 answer:
Answer: (2.75-2.40)/(2.75) * 100 [Before rounding to the nearest tenth]
Step-by-step explanation:
Formula for percentage decrease = (old-new)/(old) * 100
so substituting in, you get (2.75-2.40)/(2.75) * 100
From here, you can just plug this into a calculator (don't have on me rn)
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