GMAT Quantitative Review

3.0 Math Review

3.4 Word Problems

9. Measurement Problems

Some questions on the GMAT involve metric units of measure, whereas others involve English units of measure. However, except for units of time, if a question requires conversion from one unit of measure to another, the relationship between those units will be given.

Example: A train travels at a constant rate of 25 meters per second. How many kilometers does it travel in 5 minutes? image

Solution: In 1 minute the train travels image meters, so in 5 minutes it travels 7,500 meters. Since image meters, it follows that 7,500 meters equals image, or 7.5 kilometers.