Answer:

<h2>
Step-by-step explanation:</h2>
7z+5>47
Remove the 5:

Divide by 7 to get z by itself:

Part. %
------ = -------
Whole 100
816. X
------- = ------
850. 100
850x=81600
-------- ---------
850. 850
X=96
96% of seats were sold
Answer: No.
Step-by-step explanation: It's obviously a quiz of some sort. If it's not, then why would it be timed? Please don't do this :(