Charlene paid $1540.77 (including sales tax) for a microscope. The sales tax in her state is 7%. What was the price of the microscope before the sales tax was added?

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 points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?

Write 37/22 as a decimal rounded to the nearest hundredth.