x / 3 ≤ -6
---Multiply both sides by 3 to cancel out the denominator on the left side
x ≤ -18
Hope this helps!
Answer:
0.0444 = 4.44% probability that a part chosen at random (from the sample) was defective.
Step-by-step explanation:
Probability of a defective part:
0.04 of
, that is, coming from A.
0.05 of
, that is, coming from B. So

0.0444 = 4.44% probability that a part chosen at random (from the sample) was defective.
54 is the answer to your problem