Acoffee merchant sells a customer 3 pound of dominican cafe bustelo at $6.50 per pound. the merchants scale is accurate to within + or - 0.03 pounds. by how much could the customer have been overcharged or undercharged because of possible innacuracy in the scale?

when customer have over charge - $6.31

when customer have undercharge - $6.70

Explanation:

Given data:

Charge is $6.50/pound.

Scale is accurate to within .

therefore,  the weight could be .97 [ 1- 0.03] pounds to 1.03 [1 + 0.03] pounds.

From the information given question we have

The customer is paying $6.50.

if weight is 0.97 lb, the customer paid

rather than $6.50/ lb.

if weight is  1.03 pounds, the customer paid

rather than $6.50/lb.

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