the digits 2, 4, 6 and 8 are each used once to create two 2 - digit numbers. What is the largest possible difference between the two 2 - digits numbers?

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?

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )