In 2005 consumers used credit and debit cards to pay for 40% of all purchases. This percentage
Question:
In 2005 consumers used credit and debit cards to pay for 40% of all purchases. This percentage was 55% in 2011.
(a) Find a linear function P that models the data.
(b) Estimate when this percentage was between 45% and 50%.
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Related Book For
College Algebra With Modeling And Visualization
ISBN: 9780134418049
6th Edition
Authors: Gary Rockswold
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