Step 1
Given;

Step 2
A) she will owe

B) The effective annual rate is given as;
Answer:
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Step-by-step explanation: 2 +7 = 10 :D
I would say D, remember a negative plus a negative is a positive.
10 oz+ 14 oz + 40 oz = 64 oz
1 pound= 16 oz
64oz/16oz=4 pounds