Anna began with a balance of $86.54 in her checking account this month. she deposited $275.88 and wrote checks for $123.70, $66.85, and $94.25. how much will she have to deposit in order to pay her rent of $280.00? $202.38 $167.88 $198.78 $186.58

Customers arrive at rich dunn's styling shop at a rate of 3 per hour, distributed in a poisson fashion. rich can perform an average of 5 haircuts per hour, according to a negative exponential distribution.a) the average number of customers waiting for haircuts= customersb) the average number of customers in the shop= customersc) the average time a customer waits until it is his or her turn= minutesd) the average time a customer spends in the shop= minutese) the percentage of time that rich is busy= percent