The probability that the bulb is good is 12/15.
Since we have taken 1 item out the remaining total is now 14, so the probability of getting a defective bulb is now 3/14.
Now you multiply the probabilities together to get (12/15)(3/14)=(4/5)(3/14)=12/70=6/35
Answer:
1/4 is the common ratio for the geometric sequence
Answer:
Step-by-step explanation:
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Answer:
B 4 hours
Step-by-step explanation:
322.36 - 200.44 = 121.92
121.92 ÷ 30.48 = 4