Answer:
a) 
b) 
c) 5
Step-by-step explanation:
Solution: We are given:

We need to find the z value corresponding to probability 0.84, in order to find the how much money almost 84% of gamblers spent at casino.
Using the standard normal table, we have:

Now we will use the z score formula to find the required amount:





approximately
Therefore, almost 84% of gamblers spent more than $720 amount of money at this casino.
She a virgin!!!
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We can't answer the question, you haven't given us the information, we need to know what the x is here, or if they gave you a value.
Answer:
I believe Jerusalem was captured