Search found 98 matches
Cisterns
There are two inlets and one outlet to a cistern. One of the inlets takes 3 hours to fill up the cistern and the other inlet takes twice as much time to fill up the same cistern. Both of the inlets are turned on at 9:00 AM with the cistern completely empty, and at 10:30AM, the outlet is turned on an...
- by RiyaR
Tue Oct 28, 2014 12:34 am- Forum: Problem Solving
- Topic: Cisterns
- Replies: 2
- Views: 1464
I got the part about 4 and een the mirror images....but Im not convinced as to how the answer will strike? What do you when there is a modification of the same question? Will the pythagoran triplets apply?
- by RiyaR
Mon Oct 27, 2014 10:06 pm- Forum: Problem Solving
- Topic: Coordinate geometry
- Replies: 4
- Views: 2340
Help!
What is the area of a triangle created by the intersections of the lines x=4, y=5 and y=-{3/4}x+20?
(A) 42
(B) 54
(C) 66
(D) 72
(E) 96
- by RiyaR
Mon Oct 27, 2014 7:30 pm- Forum: Problem Solving
- Topic: Help!
- Replies: 3
- Views: 3920
Coordinate geometry
A certain square is to be drawn on a coordinate plane. One of the vertices must be on the origin, and the square is to have an area of 100. If all coordinates of the vertices must be integers, how many different ways can this square be drawn?
(A) 4
(B) 6
(C) 8
(D) 10
(E) 12
- by RiyaR
Mon Oct 27, 2014 7:17 pm- Forum: Problem Solving
- Topic: Coordinate geometry
- Replies: 4
- Views: 2340
- by RiyaR
Mon Oct 27, 2014 1:51 am- Forum: Critical Reasoning
- Topic: young working professionals
- Replies: 3
- Views: 3897
Critical Reasoning
In the past 50 years, the population of honeybees in the United States has been cut in half. The decline is due primarily to the increasing use of pesticides in the United States, as well as to the introduction of two types of mites that weaken and kill the bees. Honeybees are the primary pollinator...
- by RiyaR
Sun Oct 26, 2014 4:39 am- Forum: Critical Reasoning
- Topic: Critical Reasoning
- Replies: 3
- Views: 2285
Sentence Correction
At Shiprock, New Mexico, a perennially powerful girls’ high school basketball team has become a path to college for some and a source of pride for a community where the household incomes of 49 percent of them are below the poverty level. (A) where the household incomes of 49 percent of them are (B...
- by RiyaR
Sat Oct 25, 2014 9:44 pm- Forum: Sentence Correction
- Topic: Sentence Correction
- Replies: 3
- Views: 1552
Speed distance and time
Carl drove from his home to the beach at an average speed of 80 kilometers per hour and returned home by the same route at an average speed of 70 kilometers per hour. If the trip home took hour longer than the trip to the beach, how many kilometers did Carl drive each way? (A) 350 (B) 345 (C) 320 (D...
- by RiyaR
Thu Oct 23, 2014 7:28 am- Forum: Problem Solving
- Topic: Speed distance and time
- Replies: 7
- Views: 2895
Averages
If the average (arithmetic mean) of 5 positive temperatures is x degrees Fahrenheit, then the sum of the 3 greatest of these temperatures, in degrees Fahrenheit, could be
(A) 6x
(B) 4x
(C) 5x/3
(D) 3x/2
(E) 3x/5
- by RiyaR
Thu Oct 23, 2014 7:07 am- Forum: Problem Solving
- Topic: Averages
- Replies: 5
- Views: 1760
Sentence Correction
As rare as something becomes, be it a baseball card or a musical recording or a postage stamp, the more avidly it is sought by collectors. (A) As rare as something becomes, be it (B) As rare as something becomes, whether it is (C) As something becomes rarer and rarer, like (D) The rarer something be...
- by RiyaR
Thu Oct 23, 2014 4:54 am- Forum: Sentence Correction
- Topic: Sentence Correction
- Replies: 1
- Views: 1258
Sentence Correction
As envisioned by researchers, commercial farming of lobsters will enable fisheries to sell the shellfish year-round, taking advantage of off-season demand, standardize its sizes and colors, and to predict sales volume in advance. (A) taking advantage of off-season demand, standardize (B) taking adva...
- by RiyaR
Thu Oct 23, 2014 4:47 am- Forum: Sentence Correction
- Topic: Sentence Correction
- Replies: 2
- Views: 1483
- by RiyaR
Tue Oct 21, 2014 5:51 am- Forum: GMAT Strategy
- Topic: BARRONS
- Replies: 2
- Views: 1837
So I first eliminated choices D and E as both the sentences begin with it is more likely.....
B is out because the option reads "4 times as likely"
Option A is out because the ending of the sentence uses the comparison "as" when it should use than.
Hence, option C
- by RiyaR
Mon Oct 20, 2014 9:07 pm- Forum: Sentence Correction
- Topic: Sentence Correction
- Replies: 3
- Views: 1437
Sentence Correction
Added to the increase in hourly wages requested last July, the railroad employees are now seeking an expanded program of retirement benefits. (A) Added to the increase in hourly wages requested last July, the railroad employees are now seeking an expanded program of retirement benefits. (B) Added t...
- by RiyaR
Mon Oct 20, 2014 6:26 am- Forum: Sentence Correction
- Topic: Sentence Correction
- Replies: 3
- Views: 1404
Sentence Correction
According to a recent study, the elderly in the United States are four times more likely to give regular financial aid to their children as to receive it from them. (A) the elderly in the United States are four times more likely to give regular financial aid to their children as (B) the elderly in t...
- by RiyaR
Mon Oct 20, 2014 6:02 am- Forum: Sentence Correction
- Topic: Sentence Correction
- Replies: 3
- Views: 1437