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: 0Merle's spare change jar has exactly 16 U.S. coins, each of which is a
Mar 29 at 11:03am
Ku: 144 ER Re: 9150 representatives of an organization participated in a survey. 50%
Mar 29 at 10:55am
Ku: 9 ER Re: 3What is the units digit of positive integer y?
Mar 29 at 08:15am
Ku: 2 ER Re: 3An integer greater than 1 that is not prime is called composite.
Mar 29 at 07:45am
Ku: 313 ER Re: 17Is x > 0 ? (1) x^3 + x^2 + x = 1 (2) x^2 4x - 5 > 0
Mar 29 at 07:02am
Ku: 5 ER Re: 1If the length of side AB is 17, is triangle ABC a right tria
Mar 29 at 06:53am
Ku: 24 ER Re: 14What is the value of a^(-2)*b^(-3)?
Mar 29 at 06:05am
Ku: 55 ER Re: 18The probability that event A occurs is 0.5 and the probability that ev
Mar 29 at 04:45am
Ku: 5 ER Re: 3The symbol ? represents one of addition, subtraction, multiplication,
Mar 29 at 02:37am
Ku: 1 ER Re: 1If w^6x^5y^7 < 0, is wxy < 0 ? (1) x < 0 (2) y^3 > 0
Mar 29 at 02:29am
Ku: 1 ER Re: 1What is the value of x ? (1) 5x + 5y = 25 (2) 3(x + y) = -3(y - x)
Mar 29 at 02:20am
Ku: 1 ER Re: 2If b 0, and |ab| = ab, is b > 0 ?
Mar 29 at 01:23am
Ku: 0 ER Re: 2If x < y, is x(1 + x) < y(1 + y)? (1) x > 1/2 (2) x + y > 1
Mar 29 at 01:17am
Ku: 0 ER Re: 3An appliance store purchases a radio for m dollars. The store then sel
Mar 29 at 01:11am
Ku: 7 ER Re: 4What is the value of xy ? (1) x^2 + y^2 = 169 (2) x + y = 17
Mar 29 at 12:04am
Ku: 1 ER Re: 2If P is a set of integers and 3 is in P, is every positive
Mar 28 at 11:19pm
Ku: 119 ER Re: 20A motorcyclist travelling at a constant speed of x miles per hour cove
Mar 28 at 11:07pm
Ku: 6 ER Re: 3If n is a positive integer, is n odd?
Mar 28 at 09:19pm
Ku: 13 ER Re: 5Mar 28 at 02:22pm
Ku: 5 ER Re: 6Lines P, Q and R are parallel to each other.Is the slope ok
Mar 28 at 02:15pm
Ku: 13 ER Re: 9What is the value of x ? (1) 6x - 9y = 24 (2) 1.5y = x - 4
Mar 28 at 02:09pm
Ku: 2 ER Re: 4A company produces a certain toy in only 2 sizes, small or large, and
Mar 28 at 01:14pm
Ku: 248 ER Re: 16If |a b| = 6 and |b c| = 15, then what is the value of |c|?
Mar 28 at 12:55pm
Ku: 1 ER Re: 2Is x^2*y^4 an integer divisible by 9 ?
Mar 28 at 12:30pm
Ku: 126 ER Re: 23If there are B boys and G girls in a club, can the girls be
Mar 28 at 12:08pm
Ku: 71 ER Re: 4If x and y are integers, is x a multiple of 5? (1) x + y is a multipl
Mar 28 at 11:38am
Ku: 0 ER Re: 1If x is positive integer, what is the tens digit of x?
Mar 28 at 09:46am
Ku: 3 Re: 1If x > y > 0, does 3^(x + 1) + 3(2^y) = 12v?
Mar 28 at 06:45am
Ku: 21 ER Re: 3The figure above shows a streetlight that consists of a
Mar 28 at 05:52am
Ku: 87 ER Re: 15Is a^44 < b^11, given that a =2 and b is an integer ?
Mar 28 at 04:43am
Ku: 6 ER Re: 5Is the slope of Line 1 positive?
Mar 28 at 04:37am
Ku: 51 ER Re: 12If n is an integer, is -3x^n positive?
Mar 28 at 04:31am
Ku: 10 ER Re: 10If x and y are positive integers and x^y = x^(2y – 3), what is the
Mar 28 at 04:14am
Ku: 8 ER Re: 7In the xy-coordinate system, do any points on line k lie in quadrant I
Mar 28 at 04:14am
Ku: 55 ER Re: 14What is the ratio of x:y:z given xyz not equal to 0?
Mar 28 at 03:59am
Ku: 3 ER Re: 1What is the value of |x - y| ? (1) x and y are different integers
Mar 28 at 03:45am
Ku: 0 ER Re: 2If 0 < x < 1, is it possible to write x as a terminating dec
Mar 28 at 01:48am
Ku: 237 ER Re: 17If p, s, and t are positive integer, is |ps - pt| > p(s - t) ?
Mar 28 at 01:28am
Ku: 289 ER Re: 14If xy^4/3 =√432, is x + y = 5? (1) y is a positive integer. (2) x is
Mar 28 at 12:42am
Ku: 24 ER Re: 6Mar 27 at 11:50pm
Ku: 94 ER Re: 13According to the graph above, the sale of fruits and vegetables in Sto
Mar 27 at 10:49pm
Ku: 17 ER Re: 3If set S consists of the numbers n, -2, and 4, is the mean of set S gr
Mar 27 at 10:10pm
Ku: 4 ER Re: 6If p is a positive integer, is 2^p + 1 a prime number?
Mar 27 at 08:49pm
Ku: 39 ER Re: 11Is the square root of x is an integer?
Mar 27 at 05:02pm
Ku: 31 ER Re: 11In the xy –plane, is point (2, – 3) on line ℓ ?
Mar 27 at 01:45pm
Ku: 9 Re: 3If xy = 7, what is xy(x + y)^2 ? (1) x^2 + y^2 = 3 (2) x^2 = 1
Mar 27 at 10:40am
Ku: 3 ER Re: 7Of the 800 students at a certain college, 250 students live on campus
Mar 27 at 10:08am
Ku: 52 ER Re: 7If n > 4, what is the value of the integer n ?
Mar 27 at 09:30am
Ku: 140 ER Re: 13A box contains black balls and white balls only. If a ball is randomly
Mar 27 at 09:17am
Ku: 13 ER Re: 7What is the value of x + y ? (1) x + y is between 50 and 60 (2) x and
Mar 27 at 09:08am
Ku: 0 ER Re: 10 user online