Answer:
0.494 is the probability that on a selected day the stock price is between $186.26 and $192.47.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = $188.876
Standard Deviation, σ = $4.6412
We are given that the distribution of stock price is a bell shaped distribution that is a normal distribution.
Formula:

P(stock price is between $186.26 and $192.47)

0.494 is the probability that on a selected day the stock price is between $186.26 and $192.47.
Answer:
Basically just add 12 to the hour that you want
Step-by-step explanation:
I'm honestly not sure what you're asking...
but if it was 13 min after 8pm, then it would be 20:13
if it was 18 min after 8pm, then it would be 20:18
10 red marbles
Multiply the # of blue marbles by 2 (since there was TWICE as many red marbles), and you have your answer (above)