100 Hardest and easiest questions for DS as of March 2023 #Announcements
Nov 16, 2022
Ku: 719 ER Re: 19DS Question Directory by Topic and Difficulty #Announcements
Mar 7, 2012
Ku: 1363 ER Re: 0Line l lies in the xy-plane and does not pass through the origin. What
Mar 31 at 08:23pm
Ku: 488 ER Re: 23If x and y are positive integers, is x^2 + y^2 + 2 divisible by 6?
Mar 31 at 02:16pm
Ku: 1 ER Re: 1If n is a positive integer, is 3^4 + 3^(n + 4) divisible by 5?
Mar 31 at 01:27pm
Ku: 1 ER Re: 1If x and y are different positive integers, what is the value of x + y
Mar 31 at 01:08pm
Ku: ER Re: 2Is m < n? (1) m < n^2 (2) |m| < n
Mar 31 at 11:17am
Ku: 12 ER Re: 7For Manufacturer M, the cost C of producing X units of its
Mar 31 at 11:14am
Ku: 44 ER Re: 12Buster leaves the trailer at noon and walks towards the studio at a co
Mar 31 at 10:43am
Ku: 123 ER Re: 7If y≠0, is |x/y|=x/y? 1) |xy|=xy 2) |x/y|=|x|/|y|
Mar 31 at 07:31am
Ku: 5 ER Re: 4If xyz = x, is x = 0 ? (1) yz = 0 (2) xy = 0
Mar 31 at 05:10am
Ku: 0 ER Re: 1If |m - n| = 3, is m > n ? (1) mn < 0 (2) The distance between m and
Mar 31 at 04:41am
Ku: 0 ER Re: 3If n is an integer, m = 6.3 × 102n, and k = 0.9 × 10n, what is the val
Mar 31 at 03:11am
Ku: 22 ER Re: 4If the units digit of the three-digit positive integer k is nonzero
Mar 31 at 03:09am
Ku: 161 ER Re: 6A certain companys net profit in September was equal to 9.8% of that
Mar 31 at 03:01am
Ku: 1 ER Re: 1A number is selected from the set {21, 24, 27, 28, 30, 36, 45}. Which
Mar 31 at 02:55am
Ku: 1 ER Re: 1If p, q and r are integers, and pq + r is an odd integer, is p an even
Mar 31 at 02:51am
Ku: 94 ER Re: 9If d and e are positive integers, is d a multiple of 9?
Mar 31 at 02:09am
Ku: 20 ER Re: 6Is the hundredths digit of the decimal d greater than 5?
Mar 30 at 11:51pm
Ku: 96 ER Re: 13In the first hour of a bake sale, students sold either cho
Mar 30 at 08:21pm
Ku: 75 ER Re: 14Given that X and Y are non–negative, what is the value of X? (1) 2X +
Mar 30 at 12:40pm
Ku: 9 Re: 6If m/n = 7/4, what is the value of m + n ?
Mar 30 at 12:40pm
Ku: 5 ER Re: 6What is the largest of three consecutive even integers?
Mar 30 at 11:30am
Ku: 4 ER Re: 1If x is a positive integer and w is a negative integer, what is the
Mar 30 at 11:20am
Ku: 2 ER Re: 3If Q is a set of consecutive integers, what is the standard
Mar 30 at 11:03am
Ku: 115 ER Re: 12Julian bought 6 kilograms of cheese from each of Deli A and Deli B. At
Mar 30 at 10:36am
Ku: 90 ER Re: 13Is z an even integer? (1) z/2 is an even integer (2) 3z is an even
Mar 30 at 10:09am
Ku: 59 ER Re: 15In the figure above, if MNOP is a trapezoid and NOPR is a pa
Mar 30 at 09:34am
Ku: 532 ER Re: 26If x and y are prime numbers, what is the number of the different
Mar 30 at 09:26am
Ku: 2 ER Re: 1We define that [x] is the least integer greater than of equal to x.
Mar 30 at 08:46am
Ku: 13 Re: 5If a candy manufacturer makes a new candy consisting of a core compose
Mar 30 at 08:38am
Ku: 27 ER Re: 7A pyramid-shaped box to protect a plant is constructed with 4 lateral
Mar 30 at 07:26am
Ku: 19 ER Re: 8What is the value of x-y? (1) (3^x)(9^y) = 81 (2) (5^x)(5^y
Mar 30 at 07:02am
Ku: 0 ER Re: 1What is the value of 4x + 18 ? (1) 2x + 9 = 14 (2) 8x + 18 = 38
Mar 30 at 05:45am
Ku: 4 ER Re: 3If George had 16 more textbooks, he would have three times
Mar 30 at 05:21am
Ku: 24 ER Re: 14In the circle above, chord AC = 26. What is the area of the circle?
Mar 30 at 04:38am
Ku: 4 ER Re: 2Is n an integer? (1) 2n is an integer (2) 1/n is an integer
Mar 30 at 03:42am
Ku: 0 ER Re: 1Is x > 0 ? (1) x + 1 > 0 (2) |x + 4| < |x - 2|
Mar 30 at 01:31am
Ku: 1 ER Re: 3What is the value of x - y ? (1) (x - y)^5=32 (2) |x - y| = 2
Mar 30 at 12:26am
Ku: 1 ER Re: 1Is x/(yz) > 0 (1) yz > x^2 (2) x < y + z
Mar 30 at 12:22am
Ku: 1 ER Re: 1Is x^y < 0 ? (1) x is positive (2) y is a prime number
Mar 30 at 12:17am
Ku: 1 ER Re: 1If z = x^n – 19, is z divisible by 9?
Mar 29 at 11:59pm
Ku: 30 ER Re: 7If vmt ≠ 0, is (v^2)*(m^3)*(t^(-4)) > 0?
Mar 29 at 11:33pm
Ku: 36 ER Re: 6If x and y are positive integers, what is the remainder when x + y is
Mar 29 at 10:27pm
Ku: 0 ER Re: 1In the xy-plane, what is the y-intercept of line l?
Mar 29 at 10:23pm
Ku: 484 ER Re: 12In the rectangular coordinate system, line k passes through the point
Mar 29 at 10:10pm
Ku: 147 ER Re: 8If ABD is a triangle, is triangle ABC a right triangle
Mar 29 at 09:29pm
Ku: 66 ER Re: 25Khalil drove 120 kilometers in a certain amount of time. What was his
Mar 29 at 08:19pm
Ku: 134 ER Re: 11If x is a positive integer greater than 1, what is the value of x?
Mar 29 at 04:42pm
Ku: 179 ER Re: 18On the number line, 0 lies between x and y. Is x > y ?
Mar 29 at 01:33pm
Ku: 0 ER Re: 1Is x^2 - y^2 an integer divisible by 8?
Mar 29 at 12:47pm
Ku: 78 ER Re: 5If x and y are positive integers and x > y, is x/y an integer ?
Mar 29 at 11:03am
Ku: 0 ER Re: 10 user online