Answer:
0.3721 or 37.21%
Step-by-step explanation:
P(I) = 0.60; P(II) = 0.40;
P(not defective I) = 0.90; P(not defective II) = 0.80
The probability that the phone came from factory II, given that is not defective, is determined by the probability of a phone from factory II not being defective divided by the probability of a phone not being defective.

The probability is 0.3721 or 37.21%.
Http://www.mathskey.com/question2answer/32620/surface-area-and-volume-please-help-me
1/3 rise=1 run=2. Therefore the answer is 1/3
2 x 3 = 6
6 x 3 = 18
18 x 3 = 54
The answer is 54
Answer:
6 pk noisemakers (6 x 5 = 30 noisemakers)
1 pk balloons (1 x 30 = 30 balloons)
Step-by-step explanation:
divide 30 by 5, = 6
buy 6 packs noisemakers and one pack of balloons