11. For each table Ariella waits on at a restaurant, she is paid $4.00 plus 18% of the
total bill. Let b represent the amount of the total bill and let m represent the
total amount of money Ariella earns.
Write an equation that could be used to find the total amount of money
Ariella earns per table.
If a table has a total bill of $35, how much will Ariella earn?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?