An airplane takes off from denver international airport at an altitude of 5430 feet. It reaches its highest cruising altitude of 40,536 feet above the Mojave desert. It lands in Leadville, CO 1 hour and 32 minutes later at an altitude of 9,934 feet. Create an absolute value inequality to represent the airplanes altitude.

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.