Answer:
1. x < 10
2. x ≥ 10
3. x ≤ 10
4. x > 10
Explanation:
1. Tiana read a book in less than 10 days.
Let
x = number of days Tiana read her book
x < 10
2. Charlie plans to run at least 10 miles this week
Let
x = number of miles Charlie plans to run
x ≥ 10
Jessica can spend at most 10 dollars on lunch
Let
x = amount of money Jessica can spend on lunch
x ≤ 10
Andre needs to buy more than 10 balloons for the party
Let
x = number of balloons Andre needs to buy
x > 10