This GMAT practice question tests your understanding of 3 topics. The core topic tested is Descriptive Statistics. Basic understanding of Prime Numbers and Progressions is needed to solve this question. Question The ages of three friends are prime numbers. The sum of the ages is less than 51. If the ages are in Arithmetic Progression (AP) and if at least one of the ages is … [Read more...] about Descriptive Statistics, Prime Numbers, Progression
GMAT Median
GMAT Statistics Practice – Median
Descriptive Statistics that includes mean, weighted mean, median, standard deviation and range is a GMAT favorite. At times it becomes "virulent" in its data sufficiency avatar.Here is a medium difficulty DS question from Descriptive Statistics:DirectionsThis data sufficiency problem consists of a question and two statements, labeled (1) and (2), in which certain data are … [Read more...] about GMAT Statistics Practice – Median