Mrs. Hall has $389 in her bank because 538 - 149 = 389.
The probability of the first item being good is 11/15.
Since we have taken 1 item out the remaining total is now 14, so the probability of getting a defective item is now 4/14.
Now you multiply the probabilities together to get (11/15)(2/7)=22/105
Answer:by summing up the standard unit is
230g
Answer:
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Step-by-step explanation:
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Answer:
-50
Step-by-step explanation:
