Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN: 9780134463216
Author: Robert F. Blitzer
Publisher: PEARSON
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5. Assume food prices have risen about 4% per year for the last five years.
a. If a gallon of milk cost $2 five years ago, what does it cost today?
b. If a gallon of milk cost Sx five years ago, write an expression for its cost today.
c. If a gallon of milk costs $3.50 now, what did it cost five years ago? Write and solve
an equation to answer the question.
Let x
cost of a gallon of milk five years ago
d. Ifmilk prices increase 4% per year for five years, what is the overall percent
ncrease
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Transcribed Image Text:5. Assume food prices have risen about 4% per year for the last five years. a. If a gallon of milk cost $2 five years ago, what does it cost today? b. If a gallon of milk cost Sx five years ago, write an expression for its cost today. c. If a gallon of milk costs $3.50 now, what did it cost five years ago? Write and solve an equation to answer the question. Let x cost of a gallon of milk five years ago d. Ifmilk prices increase 4% per year for five years, what is the overall percent ncrease
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