Spring street middle school orders 9 calculators for every 12 students. how many calculators do you predict the school would order for 132 students?

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?