If the simple interest on ​$1000 for 7 years is ​$560​, then what is the interest​ rate

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.