A scale drawing has a ratio of 2,000:1. What does this ratio mean? 1. Every 1 cm of the drawing represents 2000 cm of the actual object.

2. Every 2000 cm of the drawing equals 1 cm of the actual object.

3. Every 2000 cm of the drawing represents 1 cm of the actual object.

Answer asap please and thank you <3

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.