What is the probability that a person chosen at random from the cafeteria is a girl or a teacher?

Writing the simplest form of a fraction means the numerator and the denominator have no common factors other than 1.a. trueb. false

What is the difference between the predicted value and the actual value

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct