“The Empty Set” in math

There is a particular ACT math question that always raises students’ eyebrows because of an unusual answer choice that they can’t decipher. The question goes: Which of the following is the set of all real numbers x such that x+3 > x+5? (F)The empty set (G)The set containing all real numbers (H)The set containing all…

Read More

“Assumption” questions in reading comp.

There’s a strange type of question that has popped up a couple of times on the new SAT exams.  A couple of questions on science passages in the reading comp section have asked about an “assumption” made by the authors/researchers in the passage. Even some of my strongest students tend to struggle with these questions,…

Read More

“He or she” in the writing section

One of the big strategies I encourage my students to use on the SAT Writing/ACT English sections is sounding out the possible answer choices.  When it comes to grammar, wrong answers tend to “sound” wrong, and it is oftentimes easier to identify these problems when saying them in your head as opposed to simply reading…

Read More