Determining the Number of Trailing Zeros in 100! a) 10 b) 20 c) 24 d) 100 e) 8 Answer: C Claudio Hurtado Coach GMAT FOCUS QUANT clasesgmatchile@gmail.com, +56 937780070 See more property of numbers…
Categoría: Problem Solving Word Problems
Determining the Number of Trailing Zeros in 100!
If 100! = 100 x 99 x…x 2 x 1 can be written as (2^a)(3^b)(5^c)(7^d)., what is a?
[GMAT math practice question] If \(100! = 100 x 99 xx 2 x 1\) can be written as \((2^a)(3^b)(5^c)(7^d)\)., what is \(a\)? A. \(86\) B. \(97\) C. \(108\) D. \(119 \) E. \(131\) Answer: B gmatchile.cl
GMAT QUANT Problem Solving Divisibility / Multiples / Factors
GMAT QUANT Problem Solving Divisibility / Multiples / Factors 1) If n is the product of the integers from 1 to 20 inclusive, what is the greatest integer k for which 2^k is a factor of n? A. 10 Leer más…
If the product of a positive integer x and 377,910 is divisible by 3,300, what is the least possible value of x ?
GMAT Focus Edition QUANTITATIVE QUESTION. Problem Solving Word Problems. Number properties If the product of a positive integer x and 377,910 is divisible by 3,300, what is the least possible value of x ? A. 10 B. 11 C. 55 Leer más…
A total of 8 different books are to be distributed among 4 students so that each student receives at least one book. At most 2 of the students are to receive the same number of books, and no two of the remaining students are to receive an equal number of books. What is the least possible number of books needed for distribution?
A total of 8 different books are to be distributed among 4 students so that each student receives at least one book. At most 2 of the students are to receive the same number of books, and no two of Leer más…
Maria and John start cycling toward each other from two points, A and B, respectively. Keeping in mind that John passes through B 1 hour earlier than Maria passes through A. The distance between A and B is 60 kilometers. Maria’s cycling pace is 15 kilometers per hour, while Juan’s is 20 kilometers per hour. How far did John travel when they met?
Maria and John start cycling toward each other from two points, A and B, respectively. Keeping in mind that John passes through B 1 hour earlier than Maria passes through A. The distance between A and B is 60 kilometers. Leer más…
John has 12 clients, and he wants to use color coding to identify each of them. He can use either a single color or a pair of two different colors to represent a client code. Assuming that switching the order of colors within a pair does not create a different code, what is the minimum number of colors needed for this coding scheme?
Keep in mind: 5!=5x4x3x2x1 n! = nx(n-1)x(n-2)x(n-3)x…3x2x1
Fanny and Alexander are 360 miles apart and are both traveling towards each other in a straight line. Fanny is traveling at a constant rate of 25 miles per hour, while Alexander is traveling at a constant rate of 65 miles per hour. How far apart will they be exactly 1.5 hours before they meet?
Problem Solving Word Problems , Mixtures Proportions Ratio GMAT QUANT
GMAT QUANT, QUESTIONS: DISTANCE / RATE WORK /RATE MIXTURE PROBLEMS
GMAT QUANT, QUESTIONS DISTANCE / RATE WORK /RATE MIXTURE PROBLEMS DISTANCE / RATE A man can row at a speed of 5 km/hr in still water. If he rows a certain distance upstream and back to the starting point in Leer más…
If the remainder is 1 when m is divided by 2 and the remainder is 3 when n is divided by 4, which of the following must be true?
1) If the remainder is 1 when m is divided by 2 and the remainder is 3 when n is divided by 4, which of the following must be true? (A) m is even (B) n is even (C) m Leer más…