GMAT考满分·题库

搜索

收录题目9362道

搜索结果共440条

来源 题目内容
190603 K equals to 1 plus the product of all prime numbers from 2 to 29, inclusive, which of the following statement about k is true?
I. k can be divisible by prime numbers within 2-29
II. k is divisible by 30
III. k can be divisible by a prime number greater than 29
Is $$x > k$$?(1)$${2}^{x}*{2}^{k}={4}$$(2)$${9}^{x}*{3}^{k}={81}$$
190113 If positive integer k is larger than 1. Is $$\frac{k}{3}$$ an integer? (1)$$\frac{12}{k}$$ is an integer. (2)$$\frac{81}{k}$$ is an integer.
300难题 In the rectangular coordinate system, line k passes through the point (n, - 1). Is the slope of line k greater than zero? 1.Line k passes through the origin. 2.Line k passes through the point (1,n+ 2).
Magoosh k is a positive number. If k is twice its reciprocal, and j is twice k, then jk =
190124 What is the unit digit number of $$2^{k}$$ ? 1: k can be divided by 10. 2: k can be divided by 4.
PREP07 Test 2 If k is a positive integer, is k the square of an integer?(1) k is divisible by 4.(2) k is divisible by exactly 4 different prime numbers.
If $$\frac{k}{60125}={0.001}$$, what is the units digit of k?
How many prime numbers are there strictly greater than 5 and less than the integer k?1. 20 < k < 342. 17 < k < 33
PREP07 Test 2 If m and n are positive integers and mn = k, is m + n = k + 1 ? (1) m = 1 (2) k is a prime number.
Ready4

If <font color='#FE8080'>k</font>=5p, where p is a prime number greater than , how many different positive even divisors does <font color='#FE8080'>k</font> have, including <font color='#FE8080'>k</font>?
If n and k are greater than zero, is$$\frac n k$$ an integer(1)n and k are both integers.(2)$${n}^{2}$$ and $${k}^{2}$$ are both integers.
数论 If k, m, and p are integers, is k - m - p odd?(1)k and m are even and p is odd.(2)k, m, and p are consecutive integers.
PREP07 Test 1 The sequence $$a_1, a_2, a_3, . . . ,a_n$$ of n integers is such that $$a_k = k$$ if k is odd and $$a_k = -a_{k-1}$$ if k is even. Is the sum of the terms in the sequence positive?(1) n is odd.(2) $$a_n$$ is positive.
Magoosh If line k in the xy–coordinate plane has slope$$\frac {-3}{2}$$, does line k pass through the point (12, -13)?(1) The point (6, -2) lies on line k.(2) The point (2, 4) lies on line k.
Ready4

If and are sets of integers,  denotes the set of integers that belong to set or to set , but not to both. If consists of 20 integers, consists of 16 integers, and 14 integers are in both and , then  consists of how many integers?
Ready4

If k is a positive integer, what is the hundreds digit of k?

  1. The thousands digit of 10k is 7.
  2. The hundreds digit of k+1 is 7.
PREP07 Test 2 If @ denotes one of two arithmetic operations, addition or multiplication, and if k is an integer, what is the value of 3 @ k ? (1) 2 @ k = 3(2) 1 @ 0 = k
PREP07 Test 2 If k is a line in the xy-plane, what is the slope of k ?(1) The x-intercept of k is 2. (2) The y-intercept of k is 3.
OG12 OG15 OG16 OG17 If T = $$\frac{5}{9}$$(K - 32), and if T = 290, then K =