Math (PS) If is a positive integer, is defined as the number of positive integers which are less than and do not have common factor with other than 1. If…
Posts published in “Quant”
Helpful articles and questions tested in GMAT Quant section
Math (DS) A rectangle is inscribed in a circle of radius 5. Is the area of the rectangle bigger than 48 ? 1. The ratio of the lengths of sides…
Math (DS) Is the perimeter of a rectangle greater than 8 inches? 1. The diagonal of the rectangle is twice as long as its shorter side 2. The diagonal of…
Math (DS) Is |X+1|
Math (DS) What is the mean of four consecutive even integers , , , ? is the smallest of the four integers. 1. 2. Question Discussion & Explanation Correct Answer…
Math (DS) Vertices of a triangle have coordinates , and . Is the area of the triangle bigger than 15? 1. A
Math (DS) Set consists of distinct numbers such that the difference between any two different elements of set is an integer. How many elements does set contain? 1. The difference…
Math (PS) A basket contains 3 blue marbles, 3 red marbles, and 3 yellow marbles. If 3 marbles are extracted from the basket at random, what is the probability that…
Math (PS) During the break of a football match the coach will make 3 substitutions. If the team consists of 11 players among which there are 2 forwards, what is…
Math (PS) How many real roots does this equation have? (A) 0 (B) 1 (C) 2 (D) 3 (E) 4 Question Discussion & Explanation Correct Answer - A - (click…