Jess gave her nail technician a $4.80 tip. The tip was 16% of the cost of the manicure. Write an equation to find b, the cost of the manicure.

Answer: The equation is B = $4.80 / .16
Step-by-step explanation:
In order to calculate the cost of the purchase you must divide the amount of sales tax by the sales tax rate. The correct formula for this question is B = $4.80 / .16.