Each day lourdes reads 30 pages of a 450 page book write a linear equation to represent the number of pages lourdes has left to read after x days

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)

1. what is the measure of ∠abc? what is the measure of ∠abd?

Y+ 2/y is it a polynomial in one variable or not? and if so, why?