Abe and ben each have a certain number of dollars. if abe gives ben $5 then abe and ben will have the same number of dollars. if ben gives abe $5 then abe will have twice as many dollars as ben

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.