The owner of a small store buys coats for 55$ each. Answer parts a and b. a. sells the coats for 66$ each. What percent of the purchase price is the sale price? plz help me im stuck you whould be a huge help

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.