1/2 and 3/5

1/2 and 1/3

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.

Which of the following expressions is equal to 2x^2+8

Evaluate the expression. (9 + 5)(3 + 2)0