An interesting GMAT problem solving practice question that combines two topics - counting methods and elementary number properties related to divisibility of numbers by 4. A medium difficulty GMAT permutation practice question. Question How many five digit positive integers comprising only the digits 1, 2, 3, and 4, each appearing at least once, exist such that the number is … [Read more...] about GMAT Quant | Permutation and Divisiblity
GMAT Arithmetic Theory & Practice Questions
GMAT Number Properties LCM HCF
An interesting GMAT Problem Solving question from Number Properties & Number Theory. It tests your understanding of LCM and HCF and certain key results regarding LCM and HCF of two or more numbers. Question If the LCM of two numbers a and b is 1104 and their HCF is 4, which of the following MUST be true? I. a * b = 4416 II. a and b are both divisible by … [Read more...] about GMAT Number Properties LCM HCF
Simple Number Properties Question
If the integer N = 139,k50 where k is the hundreds digit, N can NEVER be divisible by which of the following?A. 2B. 3C. 4D. 6E. 9 … [Read more...] about Simple Number Properties Question
GMAT Mixtures – Problem Solving Question
60% of the students in a class are instate students. 60% of the students in the class are women. If there are twice as many instate men in the class as are instate women, and the number of instate men exceeds instate women by 12, how many more women in the class are not instate women?A. 12B. 60C. 48D. 24E. 0 … [Read more...] about GMAT Mixtures – Problem Solving Question
Arithmetic Mean – Data Sufficiency
Here is an easy Descriptive Statistics Data Sufficiency Question What is the median of a set of 10 positive integers? 1. The numbers are in an AP with the first term being 10 2. The arithmetic mean of these 10 numbers is 55 Answer - Choice C Explanatory Answer Break down the process of solving any DS question into 3 mandatory steps and 1 optional step. Step 1 : … [Read more...] about Arithmetic Mean – Data Sufficiency