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Try solving this DAT quantitative reasoning question before swiping to the solution.
Tournament style problems like this are a common way combinations appear on the DAT.
Many students preparing for the DAT begin with the core foundation materials used in Dr. Romano’s classroom DAT preparation courses.
Core Foundation
DAT Destroyer
2026 DAT Destroyer — The Complete DAT Science Prep System
Math Destroyer
2026 Math Destroyer – DAT and OAT Quantitative Reasoning Prep
These two books together cover biology, general chemistry, organic chemistry, and quantitative reasoning and represent the most common starting point for DAT preparation.
Students can also access free DAT preparation resources here:
Start Your DAT and OAT Preparation for Free | Official Resources from
YouTube Channel (DAT Biology, Chemistry, and Quantitative Reasoning explanations by Dr. Jim Romano and Prof. Blois)
DAT Destroyer by Dr. Jim Romano
DAT Destroyer Study Group (includes free Biology Review)
