Home | Number Concept | Ratio | Recommended Investigations | It's on Lacey

It's On Lacey

Lacey and Ahmed are having lunch. Lacey is paying for lunch, but she has only $24. If she wants to leave a tip, how much can she spend on lunch before the tip? There is a 7% tax at the restaurant.

(Source: Mathematics Teaching in the Middle School, Feb 1999)

Submit your idea for an investigation to InterMath.