Help plz I don’t have a lot of time what is the answer explain to me plz?!!! Plz don’t send a file it won’t work!

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)

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

What is the value of x in the equation 2(x-4) = 4(2x + 1)?