Dina and Kim work in a restaurant. Dina earns a weekly salary of $1,800 plus a 10% commission on food sales, Kim earns a weekly salary of $1,000
plus a 20% commission on food sales. What amount of ffood sales will
result in Dina and Kim earning the same amount for the week? Write an
equation. Solve tfſe equation. *

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.