GMAT Question of the Day - Problem Solving - Word Problem/Algebra
On his daily commute Bill always crosses a certain toll bridge exactly two times. Bill can buy a discount pass for $50 which decreases the cost of the toll by 20%. If the toll costs $1.50 per crossing, after how many days of commuting will buying the discount pass result in a financial benefit for Bill?
GMAT Question of the Day Solution
This question of the day is a GMAT classic. It is likely that you will see this style question on your exam. There are few things to think about with GMAT word problems:
1. Read carefully. Work on processing and understanding the information. Don't worry about solving while you are reading.
2. Define the question. Ask: What am I looking for?
3. As you are working towards the solution look for ways to simplify your arithmetic by factoring and reducing.