SOLUTION: A coffee merchant sells a customer 3 lb of Hawaiian Kona at $6.50 per pound. His scale is accurate to within +-0.03 lb. By how much could the customer have been overcharged or unde
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Question 31566This question is from textbook College Algebra
: A coffee merchant sells a customer 3 lb of Hawaiian Kona at $6.50 per pound. His scale is accurate to within +-0.03 lb. By how much could the customer have been overcharged or undercharged because of possible inaccuracy in the scale?
Thank you very much!
This question is from textbook College Algebra
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The customer could be charged
(3 + .03 lb)( 6.50 / lb) = 19.695
or
(3 - .03 lb)(6.50 / lb) = 19.305
the true price is
(3)(6.50/lb) = 19.50
He could be overcharged or undercharged 19.5 cents
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