Parallax Test Prep Blog Probability Questions in The 2016 Official Guide for GMAT Review and Supplement

The Official Guide for GMAT Review, 2016 page 21, question 7 page 153, question 8 page 164, question 80 page 172, question 136 page 181, question 202 page 184, question 219 page 277, question 7 page 281, question 50 page 289, question 140 The Official Guide for GMAT Quantitative Review, 2016 page [...]