Carys calculates the total amount e in dollars, that she earns for working h hours using the equation. how many dollars does carys earn per hour. at that rate, how many hours does it take carys to earn one dollar

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

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?