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: 0If list Q contains more than two numbers, are all the numbers in Q equ
Yesterday at 10:41am
Ku: 8 ER Re: 8In a certain group, the average (arithmetic mean) age of the males is
Yesterday at 10:51am
Ku: 11 ER Re: 5If there are 32 guests at a party, what is the average (arithmetic mea
Yesterday at 11:03am
Ku: 1 ER Re: 2Is q > t ? (1) qp^2 < tp^2 (2) qp^3 > tp^3
Yesterday at 01:02pm
Ku: 28 ER Re: 13Is a < b ? (1) a < 0 (2) |b| < 1
Yesterday at 01:29pm
Ku: 0 ER Re: 1What is the value of |x - y| ? (1) x and y are integers (2) xy = 5
Yesterday at 01:59pm
Ku: 1 ER Re: 1What is the value of the integer x ?
Yesterday at 06:02pm
Ku: 27 ER Re: 9If f(x) = 100 - x^2, is f(a) > f(b)? (1) a^2 > b^2 (2) a/b > 1
Yesterday at 07:39pm
Ku: 18 ER Re: 10Is x^2 > 5^2 ? (1) |x + 5| = 3|x - 5| (2) |x| > 3
Yesterday at 09:19pm
Ku: 13 ER Re: 4What is the number of factors of a positive integer n?
Yesterday at 09:48pm
Ku: 0 ER Re: 2A rectangle has sides x and y and diagonal z. What is the perimeter of
Yesterday at 10:17pm
Ku: 5 ER Re: 8x and y are the tens digit and the units digit respectively
Yesterday at 10:22pm
Ku: 3 ER Re: 4If x and y are non-zero integers, is x/20 + y/4 = 50 ?
Yesterday at 11:15pm
Ku: 2 Re: 1If k is a positive two-digit integer, what is the tens digit of k?
Yesterday at 11:50pm
Ku: 70 ER Re: 9Is x > y? (1) 9x = 4y (2) x = -y
Yesterday at 12:58am
Ku: 7 ER Re: 4The sequence s1, s2, s3, ..., sn, ... is such that Sn = 1/n - 1/(n+1)
Yesterday at 01:44am
Ku: 429 ER Re: 13Karen bought items A, B and C from a supermarket for a total price of
Yesterday at 02:58am
Ku: 2 ER Re: 1What is the value of a positive integer n?
Yesterday at 03:33am
Ku: 9 Re: 6If r and s are each greater than 0, is (r + n)/(s + n) >
Yesterday at 03:39am
Ku: 9 ER Re: 11240 students are to be arranged in n rows in the assembly hall
23 hrs
Ku: 11 ER Re: 5If 8x > 4 + 6x, what is the value of the integer x? (1) 6
23 hrs
Ku: 42 ER Re: 25What is the measure of angle x in the figure provided, if BF
23 hrs
Ku: 4 ER Re: 5Is p > q? (1) p/q = 8/7 (2) p^2 > q^2
23 hrs
Ku: 20 ER Re: 423 hrs
Ku: 7 ER Re: 7If Carl must travel the 97 miles to Santa Monica for a business meetin
23 hrs
Ku: 1 ER Re: 4What is the value of 3^(-(x + y))/3^(-(x - y)) ? (1) x = 3 (2) y = 2
22 hrs
Ku: 0 ER Re: 0Is ab ≥ 0? (1) |a + b| = a − b (2) a^3 = b^5
22 hrs
Ku: 6 ER Re: 4Is x > y? (1) x > y^3 (2) x/y > 1
21 hrs
Ku: 12 ER Re: 10When x + y is integer, is y an integer? (1) x is an integer.
20 hrs
Ku: 0 ER Re: 0If a and b are integers, is a + b + 3 an odd integer?
20 hrs
Ku: 66 ER Re: 24If k is a positive integer, how many different prime factors does k ha
19 hrs
Ku: 2 ER Re: 2If mr 0, m/r = ? (1)(m + r)/r = 3 (2) r/(m + r) = 1/3
18 hrs
Ku: 0 ER Re: 0If a, b, and c are nonzero integers and z = b^c>, is a^z negative?
15 hrs
Ku: 30 ER Re: 6If x is a non positive integer, what is the value of x?
14 hrs
Ku: 8 ER Re: 4Is y^4 < x^2y^2 ? (1) x < y (2) y < 0
11 hrs
Ku: 0 ER Re: 2What is the value of x? (1) x^(-4x) = 1 (2) x^(-x) = 1
10 hrs
Ku: 0 ER Re: 1Is a < b < c ? (1) a - 1 < b < c + 1 (2) a + 1 < b < c - 1
9 hrs
Ku: 0 ER Re: 1For positive integer m and n, is 2m/3n an integer?
9 hrs
Ku: 0 ER Re: 1Jonathan would like to visit one of the 12 gyms in his area. If he
9 hrs
Ku: 0 ER Re: 1The average (arithmetic mean) of 5 numbers is 10. If 3 of the 5 number
9 hrs
Ku: 0 ER Re: 1Is the integer n even? (1) n is divisible by 4 (2) n is divisible by 6
8 hrs
Ku: 0 Re: 1If x is an integer greater than 1, what is the value of x?
4 hrs
Ku: 53 ER Re: 17What is the value of positive integer x?
4 hrs
Ku: 22 ER Re: 84 hrs
Ku: 9 ER Re: 4An infinite sequence of positive integers is called a "beta
3 hrs
Ku: 38 ER Re: 6If the points p, q r and s are equally spaced in a number line, where
3 hrs
Ku: 8 ER Re: 5Is the integer n even? (1) n – 5 is an odd integer (2) n/5 is an even
3 hrs
Ku: 9 ER Re: 4In her second attempt of a standardized test, Joan scored 20 percent
2 hrs
Ku: 0 ER Re: 0If k is a positive integer, how many different prime factors does k ha
2 hrs
Ku: 0 ER Re: 0If x and y are integers, what is the value of x?
1 hr
Ku: 40 ER Re: 60 user online