Ramon drives his car 150 miles in 3 hours. what is ramon's driving rate?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

How many grams the dog will eat in 3 days?

Two numbers have a sum of -19. one number is x. what expression represents the other number?