There are x benches and y students in an auditorium. when a bench is seated with 3 students, 18 are left standing. if a bench is seated with 4 students, 3 benches would be empty.

a. write 2 equations showing the relationship between x benches and y students
b. find the number of benches and students

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

The anwser cause i do not understand just plez

Awindow has the shape of a rectangle with a semi circle at the top. find the approximate area of the window using the dimensions shown. 4ft by 8ft