Find the circumference of the circle with the given radius. Round to the nearest tenth. Use 3.14 for π.

r = 3 cm

The circumference of the circle is
cm.

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.