Sally earns commission for selling cars at the Nissan dealership. She earns 5.5% on every car she sells. Last month, she sold 7 cars for a total of $160,000. What was
Sally's commission last month?

Which matrix multiplication is possible?

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.

When a rectangle is dilated, how do the perimeter and area of the rectangle change?