Patty has 2 cups of warm water. is that enough water to make 4 batches if she uses 3/4 of water per batch?

Jack is considering a list of features and fees for denver bank. jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements?

Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?

How is this equation completed? i cannot find any examples in the book.