A cylinder with a height of 8 cm has a volume of 2887 cm. What is the radius of the cylinder? (The volume of a
cylinder is given by the formula V = Ttr-h).

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.