Please help me solve this

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.

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Which numbers have the same absolute value? choose all that apply. asap will mark at brainliest