Two investments totaling $49,500 $
⁢
49,500
produce an annual income of $1770
$
⁢
1770
. One investment yields 2%
2
%
per year, while the other yields 4%
4
%
per year. How much is invested at each rate?

How do you answer this question? (step by step)

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.

Negative 5 1/12 + negative 4 1/4 + 6 3/4