GMAT QUANTITATIVE SOLVED EXERCISES Number Properties (600 plus), Programa clases particulares GMAT QUANT by claudio hurtado

Number Properties (600 plus)

1.- What is (1! + 2! + … + 10!)* (1! + 2! + … + 10!)?

A. 4,037,910^2
B. 4,037,913^2
C. 4,037,915^2
D. 4,037,916^2
E. 4,037,918^2

2.- Find the unit’s digit in the product (2467)^153 * (349)^72

(A) 0
(B) 1
(C) 2
(D) 7
(E) 9

3.- How many positive integers less than 2*10^4 are there in which each digit is a prime number?

(A) 256
(B) 326
(C) 340
(D) 625
(E) 775

4.- If w, x, y, and z are non-negative integers, each less than 3, and w(3exp3)+x(3exp2)+y(3)+z=34, then w+z=

(A) 0
(B) 1
(C) 2
(D) 3
(E) 4

 

Respuestas: 1/b, 2/d, 3/c, 4/c

 

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