Answer:
Step-by-step explanation:
We can use normal aproximation, assuming that the random variables are a lot of that means the sample size is large.

Using the normal distribution table,
P(z>5) = 0.00005
Hence, we can conclude that the probability that the stock’s price will exceed 105 after 10 days is very small.
Hope this helps!
Answer:
0.44
Step-by-step explanation:
Answer:
144? or 126 sorry
Step-by-step explanation:
Answer:
3x=x+30
2x=30
x=15
3(15)=45
15+30=45
45 for both
hope that answers your question
Step-by-step explanation: