Blog: Archive for the “Uncategorized” Category

Yesterday, Manhattan GMAT posted a 700 level GMAT question on our blog. Today, they have followed up with the answer: First, we should understand what the question is asking for. What is “the remainder, after division by 100” of a large integer? Test some numbers, if necessary: 321 divided by 100 leaves a remainder of … Read More  

Each week Manhattan GMAT posts a 700 level GMAT question on our blog and follows up with the answer the next day. Are you up for the challenge? What is the remainder, after division by 100, of 710? (A) 1 (B) 7 (C) 43 (D) 49 (E) 70

Yesterday, Manhattan GMAT posted a 700 level GMAT question on our blog. Today, they have followed up with the answer: First, we figure out the area of the smallest circle. A1 =r2 = 12 = . Now, we find the area of the second smallest circle (n = 2). A2 = A1 + (2(2) – … Read More  

Each week Manhattan GMAT posts a 700 level GMAT question on our blog and follows up with the answer the next day. Are you up for the challenge? Four concentric circles share the same center. The smallest circle has a radius of 1 inch. For n greater than 1, the area of the nth smallest … Read More  

Yesterday, Manhattan GMAT posted a 700 level GMAT question on our blog. Today, they have followed up with the answer: The question does not need rephrasing, although we should note that x is a positive integer. Statement 1: SUFFICIENT. We should work from the inside out by first listing the first several values of x! … Read More