What it 369 divided by 1,289

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)

Solve the system of equations. y= 2x y= x^2 - 15

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20