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: 0Chemical X costs $4 per ounce, and Chemical Y costs $8 per ounce. If 3
Apr 11 at 01:44pm
Ku: 11 ER Re: 7If operation represent addition or subtraction, 34=?
Apr 11 at 09:54am
Ku: 1 ER Re: 3The hold of a fishing boat contains only cod, haddock, and halibut.
Apr 11 at 09:01am
Ku: 10 ER Re: 7Do more than 50% of the children in a certain group have
Apr 11 at 08:58am
Ku: 23 ER Re: 7Is G > H ? (1) G-5 > H - 5 (2) G^2 > GH
Apr 11 at 08:29am
Ku: 2 ER Re: 2If y is an integer, is y^3 divisible by 8? (1) y is even. (2) y^3 - y
Apr 11 at 08:28am
Ku: 14 ER Re: 7During a sale, for each shirt that Mark purchased at the regular price
Apr 11 at 08:23am
Ku: 29 ER Re: 14A telephone station has x processors, each of which can process a maxi
Apr 11 at 08:00am
Ku: 149 ER Re: 18Is integer y > 0? (1) (2 + y) > 0 (2) (2 + y)^2 > 0
Apr 11 at 07:31am
Ku: 15 ER Re: 8In the rectangular coordinate system, are the points (r,s) and (u,v)
Apr 11 at 06:47am
Ku: 260 ER Re: 19If abc ≠ 0, is a > 0? (1) 3*a/b > 0 (2) b/c^2 < 0
Apr 11 at 06:00am
Ku: 4 ER Re: 4Are positive integers p and q both greater than n ?
Apr 11 at 04:56am
Ku: 75 ER Re: 9If f(n) = xa^n, what is the value of f(5) ? (1) f(0) = 3 (2) f(4) = 4
Apr 11 at 04:33am
Ku: 5 ER Re: 4Apr 11 at 04:31am
Ku: 16 ER Re: 13After t seconds, the height of a ball from the ground is given by the
Apr 11 at 03:53am
Ku: 21 ER Re: 4Are integers a and b consecutive?
Apr 11 at 03:31am
Ku: 5 ER Re: 4What is the median of integers a, b, and c? (1) ab = 0 (2) bc = 0
Apr 11 at 03:31am
Ku: 1 ER Re: 2Joanna worked 5 shifts at a used car lot last week. Joanna earns $200
Apr 11 at 01:32am
Ku: 5 ER Re: 4At a two-day seminar, 90 percent of those registered attended the semi
Apr 11 at 01:15am
Ku: 179 ER Re: 9If y = 2^(x+1), what is the value of y – x?
Apr 11 at 12:42am
Ku: 43 ER Re: 7If r > 0 and s > 0, is r/s < s/r? (1) r/(3s) = 1/4 (2) s = r + 4
Apr 10 at 11:56pm
Ku: 137 ER Re: 12A children’s theater sells tickets to a show. Tickets for children cos
Apr 10 at 06:22pm
Ku: 3 ER Re: 2If x + z = y, is x > y ? (1) y > 0 (2) z < 0
Apr 10 at 01:23pm
Ku: 0 ER Re: 1Is a positive integer n a multiple of 12 (1) n is a multiple of 6
Apr 10 at 01:11pm
Ku: 0 ER Re: 1Is |s + t| < |s| + |t|? (1) s > t (2) st < 0
Apr 10 at 12:59pm
Ku: 0 ER Re: 1If x and y are non-zero integers is 2x/5 - 3y/4 = 1?
Apr 10 at 12:25pm
Ku: 4 Re: 1At a certain fiorist shop, roses can be purchased either individually
Apr 10 at 12:25pm
Ku: 1 ER Re: 2Apr 10 at 07:59am
Ku: 77 ER Re: 11Apr 10 at 07:43am
Ku: 24 ER Re: 4Numbers a and b are positive integers. If a^4-b^4 is divided by 3
Apr 10 at 07:33am
Ku: 176 ER Re: 12If |x| > |y|, is |x + y| = |x| - |y| ? (1) xy < 0 (2) x > 0
Apr 10 at 05:46am
Ku: 18 Re: 8A certain chef is combining two mixtures to create a soup.
Apr 10 at 05:12am
Ku: 10 ER Re: 2Is x = y ? (1) xy ≠ 0 (2) xy < 0
Apr 10 at 04:13am
Ku: 7 ER Re: 4Is xy < 0 ? (1) x^2y < 0 (2) x^3y < 0
Apr 10 at 03:28am
Ku: 2 ER Re: 2There are two solutions, A and B of spirit and water. The ratio of spi
Apr 10 at 02:53am
Ku: 13 ER Re: 5Word Problem - A solution consists of only water and alcohol such that
Apr 10 at 02:45am
Ku: 28 ER Re: 9If m and n are positive integers, and if p and q are differe
Apr 9 at 11:15pm
Ku: 39 ER Re: 3An empty rectangular swimming pool has uniform depth. How long will it
Apr 9 at 07:09pm
Ku: 25 ER Re: 5Is x > y? (1) x^2 > y^2 (2) |x| > |y|
Apr 9 at 04:44pm
Ku: 2 ER Re: 5A certain jar contains only b black marbles, w white marbles and r red
Apr 9 at 03:18pm
Ku: 216 ER Re: 16In a computer repair shop the ratio of the number of CPUs to
Apr 9 at 12:46pm
Ku: 10 ER Re: 5What is the least number that when divided by 44 leaves a remainder 31
Apr 9 at 09:57am
Ku: 19 ER Re: 5Are all angles of triangle ABC smaller than 90 degrees?
Apr 9 at 09:45am
Ku: 90 ER Re: 18Apr 9 at 07:29am
Ku: 55 ER Re: 12Brian drives a certain part of his journey at an average speed of 30
Apr 9 at 05:30am
Ku: 4 ER Re: 2What is the value of number X?
Apr 9 at 02:27am
Ku: 29 ER Re: 6If m and n are positive integers, is n even?
Apr 8 at 10:17pm
Ku: 111 ER Re: 16If 2x + y 0, is x/(2x + y) < 1 ? (1) |x| = 10|y| (2) y > 0
Apr 8 at 09:32pm
Ku: 3 ER Re: 1Vertices A and B of triangle ABC lie on circle with area 25pi.
Apr 8 at 09:20pm
Ku: 12 ER Re: 4How many different 5-person teams can be formed from a group
Apr 8 at 12:32pm
Ku: 183 ER Re: 170 user online