Find the total cost with tip. Markup (tip $) = percent markup (tip %) x original cost ($)

Total cost = original cost + tip

Mr. Smith goes out to eat for his birthday. The total bill is $122.50. If Mr. Smith leaves a 20% tip, what is the tip amount? What is the total cost of the meal with tip included?

The tip is: $

The total cost of the meal is: $