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# NEW!!!!!!!!!! Best Of The Best Of 2017 NEW!!!!!!!!!!

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Math Expert
Joined: 02 Sep 2009
Posts: 45180
NEW!!!!!!!!!! Best Of The Best Of 2017 NEW!!!!!!!!!! [#permalink]

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11 Jan 2018, 02:19
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Expert's post
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BOOKMARKED

The Hardest Problem Solving Questions Posted in 2017
In descending order.

http://gmatclub.com/forum/topic-234993.html |There are 500 cars on a sales lot, all of which have either two doors
http://gmatclub.com/forum/topic-235426.html |Pam and Robin each roll a pair of fair, six-sided dice. What is the pr
http://gmatclub.com/forum/topic-236880.html |An escalator moves downward from street level to a subway platform at
http://gmatclub.com/forum/topic-232102.html |If a, b are integers, and (a-b)^2 + 8b^2=108, what is the number of th
http://gmatclub.com/forum/topic-235142.html |Suppose a Secret Pair number is a four-digit number in which two adj
http://gmatclub.com/forum/topic-241212.html ||x + 3| = |y -4|, where x and y are non-zer
http://gmatclub.com/forum/topic-236484.html |If x and y are integers and 2x + 9y = 57, then the least possible valu
http://gmatclub.com/forum/topic-239178.html |A bag contains 10 bulbs and 5 torches, out of which 3 bu
http://gmatclub.com/forum/topic-231585.html |What is the sum of all solutions to the equation x^(2x + 4x 6) = x
http://gmatclub.com/forum/topic-239194.html |If xy > 0 and (x 2)(y + 1) < 0, then which of the following must be
http://gmatclub.com/forum/topic-239473.html |What is the last non-zero digit of expression
http://gmatclub.com/forum/topic-248784.html |If a three-digit positive integer has its digits reversed, the
http://gmatclub.com/forum/topic-235140.html |Theresa is a basketball player practicing her free throws. On her fir
http://gmatclub.com/forum/topic-237140.html |A and B are two laborers who have been given the task to build a house
http://gmatclub.com/forum/topic-245163.html |Teddy has a set of dowels, each with a distinct length in centimeters,
http://gmatclub.com/forum/topic-249807.html |A bike running at 80 km/h initially is slowed down to 60 km/h as soon
http://gmatclub.com/forum/topic-245164.html |t and w are distinct integers between 105 and 100, not inclusive. Whic
http://gmatclub.com/forum/topic-240113.html |If a line which has the equation 7x + 17y = 1000 is plotted on X-Y pla
http://gmatclub.com/forum/topic-245926.html |What is the product of all values of x that satisfies the equation:
http://gmatclub.com/forum/topic-237446.html |An outlet pipe empties a tank in 5 hours
http://gmatclub.com/forum/topic-249199.html |A railroad worker finds himself trapped inside a tunnel at a point
http://gmatclub.com/forum/topic-250923.html |A terrible disease sweeps around the world, luckily only affecting 1
http://gmatclub.com/forum/topic-241492.html |If x and y are non-zero numbers and the value of (y)10x5 is -1, which
http://gmatclub.com/forum/topic-246043.html |An office comprised of eight employees is planning to have a foosball
http://gmatclub.com/forum/topic-232606.html |Word Problem - James started from his home and drove eastwards at a co

The Hardest Data Sufficiency Questions Posted in 2017
In descending order.

http://gmatclub.com/forum/topic-235005.html |What is b in the circle shown above?
http://gmatclub.com/forum/topic-241214.html |If x is a positive integer less than 100 such that x is
http://gmatclub.com/forum/topic-246409.html |If pqr s is a four-digit number, where p, q, r and s are the digits,
http://gmatclub.com/forum/topic-241781.html |The area of a rectangle is 28 square centimeter. What is the perimeter
http://gmatclub.com/forum/topic-236612.html |A certain ride has 60 people standing in line awaiting admission. If
http://gmatclub.com/forum/topic-242599.html |If x and y are integers and -x < y < x, does (x^2 - y^2)^(1/2) = x + y
http://gmatclub.com/forum/topic-237246.html |The number of elements in set K is an odd number. The minimum value of
http://gmatclub.com/forum/topic-237034.html |If x and y are positive integers, what is the value of x?
http://gmatclub.com/forum/topic-246406.html |If a, b and c are distinct positive integers, what is the value of (a
http://gmatclub.com/forum/topic-247629.html |If n >2 and n^4-5n^2+4 = 20h, Is h an integer ?
http://gmatclub.com/forum/topic-233799.html |A certain fruit stand sells only apples for $0.26 each, bananas for$0
http://gmatclub.com/forum/topic-246321.html |What is the value of | (x+5)/(x+7) |? (1) x2 + 7x 18 = 0 (2) 3x2 + 4
http://gmatclub.com/forum/topic-245910.html |A natural number p, when divided by a certain divisor q, gives
http://gmatclub.com/forum/topic-234734.html |If you are buying a product by rounding up to a \$1 digit, is the sum o
http://gmatclub.com/forum/topic-237818.html |A car manufacturer organized a test drive of two of its prototypes
http://gmatclub.com/forum/topic-237249.html |If m and n are non-zero integers, is m6-m5-m4 divisible by n? 1) m2
http://gmatclub.com/forum/topic-245678.html |Last year 3/5 of the members of a certain club were males.
http://gmatclub.com/forum/topic-241802.html |The nth term of an increasing sequence S is given by Sn = Sn-1 + Sn-2
http://gmatclub.com/forum/topic-235710.html |There is a company X that does not elect employees who are under 20 ye
http://gmatclub.com/forum/topic-240872.html |If ap > aq, is a/pq>0?
http://gmatclub.com/forum/topic-236603.html |The three sides of triangle have length p, q and r, each an integer.
http://gmatclub.com/forum/topic-237315.html |In the figure above, segment BD has length 6. What is the length
http://gmatclub.com/forum/topic-251623.html |The ratio of suv's to passenger cars sold at a particular automobile..
http://gmatclub.com/forum/topic-236855.html |For positive integers n and m (n>m), is the average (arithmetic mean)
http://gmatclub.com/forum/topic-242602.html |If x and y are integers and -x < y < x, does (x^2 - y^2)^(1/2) = x + y

The Best Problem Solving Discussions Posted In 2017
63| http://gmatclub.com/forum/topic-242773.html |The figure shown above consists of a shaded 9 - sided polygon and 9 un
63| http://gmatclub.com/forum/topic-231929.html |For how many integer values of x, is |x 6| > |3x + 6|?
60| http://gmatclub.com/forum/topic-231930.html |For how many integer values of x, is |x 8| + |5 x| > |x + 7|?
59| http://gmatclub.com/forum/topic-236880.html |An escalator moves downward from street level to a subway platform at
54| http://gmatclub.com/forum/topic-242454.html |For each student in a certain class, a teacher adjusted the students
54| http://gmatclub.com/forum/topic-237140.html |A and B are two laborers who have been given the task to build a house
50| http://gmatclub.com/forum/topic-234993.html |There are 500 cars on a sales lot, all of which have either two doors
44| http://gmatclub.com/forum/topic-234352.html |Tony owns six unique matched pairs of socks. All twelve socks are kept
44| http://gmatclub.com/forum/topic-236484.html |If x and y are integers and 2x + 9y = 57, then the least possible valu
43| http://gmatclub.com/forum/topic-234023.html |Vladimir plays a game in which he reveals cards one-at-a-time from the
43| http://gmatclub.com/forum/topic-239194.html |If xy > 0 and (x 2)(y + 1) < 0, then which of the following must be
43| http://gmatclub.com/forum/topic-231928.html |For how many integer values of x, is |x 3| + |x + 1| + |x| < 10?
41| http://gmatclub.com/forum/topic-235433.html |For a certain integer x, the units digit of (x+2)^2 is 9. Which of the
40| http://gmatclub.com/forum/topic-242857.html |Al and Ben are drivers for SD Trucking Company. One snowy day, Ben lef
40| http://gmatclub.com/forum/topic-235426.html |Pam and Robin each roll a pair of fair, six-sided dice. What is the pr
38| http://gmatclub.com/forum/topic-234589.html |A certain store sells only jacks and marbles. A single jack costs 19
38| http://gmatclub.com/forum/topic-236152.html |Twenty-four men can complete a work in sixteen days.Thirty-two women c
37| http://gmatclub.com/forum/topic-246626.html |If 20 men or 24 women or 40 boys can do a job in 12 days working for 8
37| http://gmatclub.com/forum/topic-242858.html |Which of the following is greatest?
37| http://gmatclub.com/forum/topic-234196.html |If two points, A and B, are randomly placed on the circumference
35| http://gmatclub.com/forum/topic-240113.html |If a line which has the equation 7x + 17y = 1000 is plotted on X-Y pla
33| http://gmatclub.com/forum/topic-245521.html |The number can be expressed as (63 - 36*3^(1/2))^(1/2) can be expresse
33| http://gmatclub.com/forum/topic-237472.html |Ann and Bea start at opposite sides of a CIRCULAR track
33| http://gmatclub.com/forum/topic-245517.html |In a numerical table with 10 rows and 10 columns, each entry is either
32| http://gmatclub.com/forum/topic-238143.html |The ratio of boys to girls in Class A is 1 to 4, and that in Class B

The Best Data Sufficiency Discussions Posted In 2017
60| http://gmatclub.com/forum/topic-242956.html |If q, s, and t are all different numbers, is q < s < t ?
36| http://gmatclub.com/forum/topic-236603.html |The three sides of triangle have length p, q and r, each an integer.
32| http://gmatclub.com/forum/topic-243305.html |Jack wants to use a circular rug on his rectangular office floor to co
31| http://gmatclub.com/forum/topic-241214.html |If x is a positive integer less than 100 such that x is
30| http://gmatclub.com/forum/topic-242599.html |If x and y are integers and -x < y < x, does (x^2 - y^2)^(1/2) = x + y
29| http://gmatclub.com/forum/topic-246409.html |If pqr s is a four-digit number, where p, q, r and s are the digits,
25| http://gmatclub.com/forum/topic-242958.html |Line l lies in the xy-plane and does not pass through the origin. What
24| http://gmatclub.com/forum/topic-233609.html |What is the value of prime number p ? (1) p+8 is prime.
22| http://gmatclub.com/forum/topic-243445.html |Is the area of the triangular region above less than 20?
22| http://gmatclub.com/forum/topic-243192.html |Kim and Sue each bought some roses and some daisies at the prices show
21| http://gmatclub.com/forum/topic-242602.html |If x and y are integers and -x < y < x, does (x^2 - y^2)^(1/2) = x + y
21| http://gmatclub.com/forum/topic-238296.html |If y < x < z and xyz < 0, is xy > 0?
20| http://gmatclub.com/forum/topic-243303.html |If r and t are three-digit positive integers, is r greater than t ?
20| http://gmatclub.com/forum/topic-243190.html |What is the value of x if x^3 < x^2?
19| http://gmatclub.com/forum/topic-245678.html |Last year 3/5 of the members of a certain club were males.
18| http://gmatclub.com/forum/topic-243443.html |A certain mixture of paint requires blue, yellow, and red paints in
18| http://gmatclub.com/forum/topic-240640.html |If x and k are both integers, x > k, and xk = 625, what is x? (1) |k|
18| http://gmatclub.com/forum/topic-237034.html |If x and y are positive integers, what is the value of x?
18| http://gmatclub.com/forum/topic-236612.html |A certain ride has 60 people standing in line awaiting admission. If
18| http://gmatclub.com/forum/topic-237380.html |x and y are positive integers. If the greatest common divisor of 3x
18| http://gmatclub.com/forum/topic-237818.html |A car manufacturer organized a test drive of two of its prototypes
18| http://gmatclub.com/forum/topic-243196.html |In the two-digit integers 3$$\Box$$ and 2$$\bigtriangleup$$,The
17| http://gmatclub.com/forum/topic-238750.html |What is the last non-zero digit of (573)^(327)*(274)^(36)*860^x*1525^y
16| http://gmatclub.com/forum/topic-233844.html |If x is an integer, what is the value of x?
16| http://gmatclub.com/forum/topic-243199.html |For a certain city's library, the average cost of purchasing each new

The Best Main Math Forum Discussions Posted In 2017
307| http://gmatclub.com/forum/topic-244512.html |Ultimate GMAT Quantitative Megathread
112| http://gmatclub.com/forum/topic-242995.html |The Official Guide for GMAT Review 2018
63| http://gmatclub.com/forum/topic-240610.html |GMAC Official Guides - The Master Directory + Links
37| http://gmatclub.com/forum/topic-231670.html |The Best Of Quant of 2016
25| http://gmatclub.com/forum/topic-245306.html |The Official Guide for GMAT Quantitative Review 2018
24| http://gmatclub.com/forum/topic-244186.html |Variations On The GMAT - All In One Topic
17| http://gmatclub.com/forum/topic-235162.html |Best GMAT Math Books 2017
16| http://gmatclub.com/forum/topic-248546.html |How to improve Q47 to Q50 in 2 weeks?
16| http://gmatclub.com/forum/topic-238144.html |GMAT Quant Concepts by Experts' Global | Videos, Exercises, More...!
15| http://gmatclub.com/forum/topic-240783.html |GMAT Shortcut: Adding to the Numerator and Denominator
12| http://gmatclub.com/forum/topic-250295.html |OG-18, 17, 16, 15/13 review - Quant - Topicwise breakup
11| http://gmatclub.com/forum/topic-244256.html |Need help with quant timing strategy to attempt first 10 qs
11| http://gmatclub.com/forum/topic-247791.html |What is the area of right triangle ABC?
11| http://gmatclub.com/forum/topic-243952.html |GMAT Official Guide 2018 Quantitative Review: Free video explanations
10| http://gmatclub.com/forum/topic-241264.html |Reflection questions in Co-ordinate Geometry
9| http://gmatclub.com/forum/topic-238609.html |Quant 700-800 Level Question by Ivy-GMAT
9| http://gmatclub.com/forum/topic-238685.html |Important Math Formula for quick solving of questions
8| http://gmatclub.com/forum/topic-242562.html |Quant Strategy: Solving Certain Work Rate Problems using the LCM
7| http://gmatclub.com/forum/topic-253533.html |Any tip on how to solve hard questions (700+) on quant within 2 mins?
7| http://gmatclub.com/forum/topic-254633.html |Properties of Polygons Questions
7| http://gmatclub.com/forum/topic-244170.html |Q32V45 Scope for quant improvement in a month?
7| http://gmatclub.com/forum/topic-245115.html |Weak areas of Quant | GMAT Club Quant handbook
7| http://gmatclub.com/forum/topic-245569.html |Need help to push quant score up from 48/49 to 51.
6| http://gmatclub.com/forum/topic-245126.html |Commonly used fractions, percentages on GMAT
6| http://gmatclub.com/forum/topic-242120.html |Probability questions

Who To Follow In Quantitative Forums And Their Two Best Posts In 2017

Bunuel
253| http://gmatclub.com/forum/p1886497 |Ultimate GMAT Quantitative Megathread
46| http://gmatclub.com/forum/p1786836 |For how many integer values of x, is |x 8| + |5 x| > |x + 7|?
---------------------------------
GMATPrepNow
26| http://gmatclub.com/forum/p1877877 |Re: The figure shown above consists of a shaded 9 - sided polygon and 9 un
21| http://gmatclub.com/forum/p1806489 |If two points, A and B, are randomly placed on the circumference
---------------------------------
chetan2u |https://gmatclub.com/forum/members/member-70884.html
11| http://gmatclub.com/forum/p1786867 |Re: For how many integer values of x, is |x 6| > |3x + 6|?
10| http://gmatclub.com/forum/p1939266 |Re: What will be the remainder when 13^7 + 14^7 + 15^7 + 16^7 is divided b
---------------------------------
MathRevolution
13| http://gmatclub.com/forum/p1914143 |Which of the following inequalities is equal to |x-3|x||<8?
10| http://gmatclub.com/forum/p1853846 |Is x^2>y^2?
---------------------------------
ScottTargetTestPrep
6| http://gmatclub.com/forum/p1828029 |Re: A certain experimental mathematics program was tried out in 2 classes
5| http://gmatclub.com/forum/p1954828 |Re: Train X leaves New York at 1 A.M. and travels east at a speed of x mil
---------------------------------
JeffTargetTestPrep
11| http://gmatclub.com/forum/p1817486 |Re: Pam and Robin each roll a pair of fair, six-sided dice. What is the pr
9| http://gmatclub.com/forum/p1787944 |For how many integer values of x, is |x 6| > |3x + 6|?
---------------------------------
VeritasPrepKarishma
11| http://gmatclub.com/forum/p1821584 |Re: Twenty-four men can complete a work in sixteen days.Thirty-two women c
9| http://gmatclub.com/forum/p1856144 |Re: In triangle ABC, D is the mid-point of BC and E is the mid-point of AD
---------------------------------
pushpitkc
8| http://gmatclub.com/forum/p1870921 |The figure shown above consists of a shaded 9 - sided polygon and 9 un
8| http://gmatclub.com/forum/p1879978 |If n is an integer greater than 10, then the expression (n^2 - 2n)(n +
---------------------------------
EgmatQuantExpert
33| http://gmatclub.com/forum/p1828552 |A and B are two laborers who have been given the task to build a house
20| http://gmatclub.com/forum/p1898335 |What is the product of all values of x that satisfies the equation:
---------------------------------
generis
9| http://gmatclub.com/forum/p1902431 |Re: A triangle in the xy-coordinate plane has vertices with coordinates (7
8| http://gmatclub.com/forum/p1916127 |Given the inequalities above, which of the following CANNOT be........
---------------------------------
mikemcgarry
40| http://gmatclub.com/forum/p1812156 |There are 500 cars on a sales lot, all of which have either two doors
15| http://gmatclub.com/forum/p1813140 |Theresa is a basketball player practicing her free throws. On her fir

* Numbers before links indicate the number of Kudos and Bookmarks received by the post in 2017.

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_________________
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Math Expert
Joined: 02 Sep 2009
Posts: 45180
Re: NEW!!!!!!!!!! Best Of The Best Of 2017 NEW!!!!!!!!!! [#permalink]

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11 Jan 2018, 02:22
Expert's post
4
This post was
BOOKMARKED
Previous Years' Collections

_________________
Math Expert
Joined: 02 Sep 2009
Posts: 45180
Re: NEW!!!!!!!!!! Best Of The Best Of 2017 NEW!!!!!!!!!! [#permalink]

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11 Jan 2018, 02:25
RESERVED ...............................
_________________
Intern
Joined: 16 May 2017
Posts: 15
Location: India
GMAT 1: 770 Q51 V49
WE: Operations (Internet and New Media)
Re: NEW!!!!!!!!!! Best Of The Best Of 2017 NEW!!!!!!!!!! [#permalink]

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11 Jan 2018, 11:57
This is a really wonderful list. Thank you very much, Bunuel and team!

Also, it would be amazing to have such a complation for Verbal as well.
Founder
Joined: 04 Dec 2002
Posts: 16878
Location: United States (WA)
GMAT 1: 750 Q49 V42
Re: NEW!!!!!!!!!! Best Of The Best Of 2017 NEW!!!!!!!!!! [#permalink]

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24 Jan 2018, 23:25
NikMan wrote:
This is a really wonderful list. Thank you very much, Bunuel and team!

Also, it would be amazing to have such a complation for Verbal as well.

The verbal thread is available here: https://gmatclub.com/forum/best-of-verbal-257909.html
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Re: NEW!!!!!!!!!! Best Of The Best Of 2017 NEW!!!!!!!!!!   [#permalink] 24 Jan 2018, 23:25
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