Ithink it's 74 but i want someone else's opinion,

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)

Empty box + box + empty box fill in the box is equal to 30 how

One positive number is 9 more than twice another. if their product is 95, find the numbers