What is the greatest common factor of 24 and 40

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition? a) 6 b) 8 c) 14 d) 20

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

Write a story that matches with the expression 42x-5 pls hurry