Answer:
Seeing as he has a bag full of 12 red marbles, 20 green marbles, and 17 blue marble I would say 0/49 from what I read there is no purple in the bag at all
But I got 49 by adding all the marbles together I think that is the answer but i'm not totally sure.
Answer:
C.
Step-by-step explanation:
To find the volume of a cylinder the equation is pi times radius squared times height, the radius is half of the base so the radius is 2.5 inches so you have
pi(2.5)^2 h
The correct answer is D / 7^16
Answer:
73.90%
Step-by-step explanation:
Let Event D=Defective, D' = Non Defective
Let Event N=New Machine, N' = Old Machine
From the given information:

We are required to calculate the probability that a widget was manufactured by the new machine given that it is non defective.
i.e. 

Using Baye's Law of conditional Probability

Therefore given that a selected widget is non-defective, the probability that it was manufactured by the new machine is 73.9%.
Answer:
Yes they are proportional because he is selling cars at the same rate
Step-by-step explanation: