The number of shoes he must sell to meet his daily earnings goal

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

Which of the choices shown could be used to prove that aacp=abcp ?

Def rotates 90 clockwise about point a to create d’ e’ f’. therefore, which equation must be true ?