Core Foundation in Dr. Romano’s DAT Courses
Students often ask which DAT study materials are used in Dr. Romano’s DAT preparation classes. Two books sit at the core of Dr. Romano’s course curriculum, both online and in person: the DAT Destroyer and the Math Destroyer.
DAT Destroyer
Math...
Here is a representative Quantitative Reasoning problem involving prime factorization — a concept that appears frequently on the DAT in disguised form.
Problem
224 = (2^a)(7^b)
What is a / b ?
A) 7
B) 5
C) 7/5
D) 5/5
E) 1/7
Try solving it before looking at the explanation.
Solution...
Here is a classic combined work rate problem similar to what you may encounter on the Quantitative Reasoning section of the DAT.
Three printers are typing a full report.
• Printer A types 1/2 of the report in 2 hours
• Printer B types 1 full report in 2 hours
• Printer C types 1/4 of the...