PLEASE HELP ME!!!1! A drawing class was assigned a final project where students had to choose one art medium and one subject . The teacher kept track of the types of projects submitted . The probability that a student used chalk is 0.3 , the probability that a student chose to draw a plant is 0.6, and the probability that a student used chalk and chose to draw a plant is 0.2 What is the probability that a randomly chosen student used chalk or chose to draw a plant?