Which of the following describes a simple event a. spinning a 2 on a spinner b. spinning a 3 on a spinner and rolling a 1 on a dice c. getting heads on a coin toss and rolling a 5 on a die d. drawing a queen from a deck of cards and getting a tail on a coin toss

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.