Help will give brainlist asap!

find m
and explain your reasoning

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

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

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?