100 Hardest and easiest questions for DS as of September 2023 #Announcements
Nov 16, 2022
Ku: 743 ER Re: 19DS Question Directory by Topic and Difficulty #Announcements
Mar 7, 2012
Ku: 1390 ER Re: 0If l1 and l2 are distinct lines in the xy coordinate system such that
Sep 30 at 12:33am
Ku: 16 ER Re: 8Each person attending a fund-raising party for a certain club was
Sep 30 at 12:01am
Ku: 111 ER Re: 9Three friends, A, B and C have houses along a straight road, in that
Sep 29 at 11:12pm
Ku: 8 ER Re: 8Sep 29 at 09:42pm
Ku: 2 ER Re: 1What is the value of x? (1) |2x − 1| = 3x + 6 (2) x^2 = 1
Sep 29 at 09:11pm
Ku: 33 ER Re: 8If x and y are integers, x≠0 and y≠0, is x2x>y2y ?
Sep 29 at 09:07pm
Ku: 3 ER Re: 4What is the area of the shaded region in the figure shown?
Sep 29 at 01:30pm
Ku: 141 ER Re: 10Is |s - t| > |s| - |t|? (1) s > t (2) st < 0
Sep 29 at 09:28am
Ku: 0 ER Re: 1For a basic monthly fee of F yen, Noako's first cell phone allowed him
Sep 29 at 09:27am
Ku: 21 ER Re: 8What is the volume of a certain cube?
Sep 29 at 08:39am
Ku: 19 ER Re: 9What is the probability of randomly choosing a cow out of all the anim
Sep 29 at 07:52am
Ku: 6 ER Re: 6If n is a three-digit positive integer, what is the tens digit of n?
Sep 29 at 07:49am
Ku: 53 ER Re: 11If P is divisible by 2, is Q + 5 an integer? (1) The median
Sep 29 at 07:42am
Ku: 28 ER Re: 11The figure above shows four pieces of tile that have been glued togeth
Sep 29 at 07:13am
Ku: 18 ER Re: 4If a is a 3-digit integer and b is a 3-digit integer, is the units
Sep 29 at 06:39am
Ku: 32 ER Re: 10If x, y, and z are positive integers, what is the value of x?
Sep 29 at 05:15am
Ku: 0 ER Re: 0If y is the sum of x consecutive positive integers, and x>3, is y odd?
Sep 29 at 05:06am
Ku: 9 ER Re: 7Stark and Roggers are both baking pies. stark can make M pies per hour
Sep 29 at 04:32am
Ku: 20 ER Re: 5In the figure above, line segment CZ = 6. What is the length of line
Sep 29 at 04:03am
Ku: 47 ER Re: 10If AD is 6 and ADC is a right angle, what is the area of triangular re
Sep 29 at 02:03am
Ku: 88 ER Re: 31If a, b, and c are integers and a + bc is even, what is the remainder
Sep 29 at 01:57am
Ku: 4 ER Re: 2If A, B, and C are integers, what is the value of C - B ?
Sep 29 at 01:52am
Ku: 1 ER Re: 1If the arithmetic mean of a set of n measurements was found to be
Sep 29 at 01:30am
Ku: 1 ER Re: 0The distance from Adelaide to Stansbury by road is how many miles long
Sep 29 at 12:36am
Ku: 6 ER Re: 4If x+y=10^15, where x and y are positive integers, y=? (1) The sum of
Sep 28 at 09:41pm
Ku: 13 ER Re: 3If the price of a magazine is to be doubled, by what percent
Sep 28 at 08:27pm
Ku: 23 ER Re: 9If m and n are positive single-digit numbers such that the units' digi
Sep 28 at 08:11pm
Ku: 0 ER Re: 1Is x > 6? (1) x/y > 1.4 (2) The average of x and y is 2
Sep 28 at 06:09pm
Ku: 1 ER Re: 2If x, y are positive integers, what is the unit digit of 2^(4x + 2) +
Sep 28 at 05:44pm
Ku: 0 ER Re: 2If a child is randomly selected from Columbus elementary sch
Sep 28 at 03:24pm
Ku: 30 ER Re: 9The average (arithmetic mean) of 5 distinct, single digit integers is
Sep 28 at 01:29pm
Ku: 134 ER Re: 12Which of the positive numbers x or y is greater?
Sep 28 at 11:45am
Ku: 76 ER Re: 9In the equation x^2 + 5x + k = 0, k is a constant and x is a variable.
Sep 28 at 08:39am
Ku: 1 ER Re: 1For any integers x and y, min(x, y) and max(x, y) denote the
Sep 28 at 08:16am
Ku: 465 ER Re: 19If 0 < a < b, is c < 0? 1.cb < ca 2.|c| > 1
Sep 28 at 08:10am
Ku: 43 ER Re: 6What is the value of (2t + t - x)/(t - x)?
Sep 28 at 08:02am
Ku: 150 ER Re: 17On the number line above, p, q, r, s, and t are five consec
Sep 28 at 08:00am
Ku: 111 ER Re: 19If xy > 0, is x^3y^4 > 0? (1) x > 0 (2) y > 0
Sep 28 at 07:54am
Ku: 1 ER Re: 2If a, b, c, and d are numbers on the number line shown and if
Sep 28 at 06:37am
Ku: 558 ER Re: 14Sep 28 at 04:54am
Ku: 59 ER Re: 13If PQ > 0 and |P|^Q = 1, then what is the value of P?
Sep 28 at 04:53am
Ku: 3 ER Re: 2The only contents of a photographic portfolio are 30 photographs and
Sep 28 at 01:30am
Ku: 0 ER Re: 0What is the value of |x+4|+x? (1) x ≤ −4 (2) |x+4| = 0
Sep 28 at 01:30am
Ku: 2 ER Re: 4Is 2 < z < 2? (1) z^2 < 4 (2) z^2 > 4
Sep 27 at 10:53pm
Ku: 2 ER Re: 1If ab#0 and a # -3b, what is the value of (4a + 6b)/(a + 3b)
Sep 27 at 09:25pm
Ku: 18 ER Re: 6C is a circle in the xy-coordinate plane with center at (0, 0) and rad
Sep 27 at 04:55pm
Ku: 7 ER Re: 2What is the remainder when 2^k is divided by 10?
Sep 27 at 02:48pm
Ku: 1 ER Re: 1Is x > 0? (1) x^3 + x^2 + x < 0 (2) x^2 < 1
Sep 27 at 02:41pm
Ku: 0 ER Re: 3The cost of a square slab is proportional to its thickness and also
Sep 27 at 02:20pm
Ku: 216 ER Re: 21If x, y and z are distinct positive integers where x and y are prime n
Sep 27 at 01:29pm
Ku: 7 ER Re: 20 user online