Hi, please help me with this math problem, I need to submit rly quick, thx.

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

For each proportion find the unknown number x 1/5/8=×/15

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x