Odds and Ends (…or Evens)

Odds and Ends (…or Evens)

By: Rich Zwelling, Apex GMAT Instructor Date: 18th March, 2021 Last time, we signed off with an Official Guide GMAT problem that provided a nice segue into Number Theory, specifically today’s topic of GMAT Odds and Evens. Now we’ll discuss the solution. Here’s the...
Remainder Number Theory Problem

Remainder Number Theory Problem

Today we’re going to be looking at the Remainder Number Theory problem: If 23 is divided by some integer n, the remainder is 3. I. Is n even? II. Is n a multiple of 5? III. Is n a factor of 120? (A) I and II only (B) III only (C) I, II, and III (D) II and III...