One hour after Yolanda started walking from X to Y, a distance of 45 miles, Bob started walking along the same road from Y to X. If Yolanda’s walking rate was 3 miles per hour and Bob’s was 4 miles per hour, how many miles had Bob walked when they met?

GMAT FOCUS EDITION: Quantitative Reasoning section. By Claudio Hurtado destacado preparador GMAT FOCUS EDITION.   GMAT Focus Sample Questions: Quantitative Problem Solving Question: One hour after Yolanda started walking from X to Y, a distance of 45 miles, Bob started Leer más…