Answer:
A. 0.9510
B. 0.0480
C. 0.0490
D. No, I would not feel comfortable accepting the shipment if one item was found defective, because the probability is quite small to obtain 1 or more defective items.
S (ABCD) = S (ABC) + S (ADC)
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<h2>Reminder :</h2>
Area of the triangle = ½ × base × height
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Thus :



There you go...
Have a great day ❤