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Under the spoiler was written: [spoiler]C, only if 150 are either smokers or drinkers; otherwise E is always true[/spoiler] Since total number of drinkers are 120(i made a mistake while taking a screen shot,it reads as smokers) x +y = 120 x = 0.4*120 hence C The point raised by Stuart Kovinsky, tha...

by aloneontheedge

Thu Aug 26, 2010 1:33 am
Forum: Data Sufficiency
Topic: smokers and drinkers
Replies: 16
Views: 3836

Is the radius of circle with center O a whole number? (1) The circumference of the circle is 16 X 22/7. (2) The ratio of the circumference of the circle to the area of the circle is 1/4. [spoiler]Source: Crack-GMAT www.crack-GMAT.com[/spoiler] IMO D stmtnt 1: 2(pi)r = 16*22/7 r = 8 stmnt 2: 2(pi)r/...

by aloneontheedge

Thu Aug 26, 2010 1:31 am
Forum: Data Sufficiency
Topic: O a whole
Replies: 1
Views: 1193

sanju09 wrote:Under the spoiler was written: [spoiler]C, only if 150 are either smokers or drinkers; otherwise E is always true[/spoiler]
Since total number of drinkers are 120(i made a mistake while taking a screen shot,it reads as smokers)

x +y = 120
x = 0.4*120
hence C

by aloneontheedge

Thu Aug 26, 2010 12:34 am
Forum: Data Sufficiency
Topic: smokers and drinkers
Replies: 16
Views: 3836

In a survey of 150 persons, how many were smokers and drinkers? (1) 80 percent of the person surveyed were drinkers. (2) 40 percent of the smokers were drinkers also. [spoiler]Source: Crack-GMAT www.crack-GMAT.com[/spoiler] IMO C make a box with smokers and drinkers,non smokers and non drinkers stm...

by aloneontheedge

Wed Aug 25, 2010 11:08 pm
Forum: Data Sufficiency
Topic: smokers and drinkers
Replies: 16
Views: 3836

In a survey of 150 persons, how many were smokers and drinkers? (1) 80 percent of the person surveyed were drinkers. (2) 40 percent of the smokers were drinkers also. [spoiler]Source: Crack-GMAT www.crack-GMAT.com[/spoiler] IMO C make a box with smokers and drinkers,non smokers and non drinkers stm...

by aloneontheedge

Wed Aug 25, 2010 10:37 pm
Forum: Data Sufficiency
Topic: smokers and drinkers
Replies: 16
Views: 3836

In a survey of 150 persons, how many were smokers and drinkers? (1) 80 percent of the person surveyed were drinkers. (2) 40 percent of the smokers were drinkers also. [spoiler]Source: Crack-GMAT www.crack-GMAT.com[/spoiler] IMO C make a box with smokers and drinkers,non smokers and non drinkers stm...

by aloneontheedge

Wed Aug 25, 2010 10:05 pm
Forum: Data Sufficiency
Topic: smokers and drinkers
Replies: 16
Views: 3836

Unfortunately, no, because you've only tested one set of numbers. You managed to find a case for which the remainder will be 4. But that doesn't mean that there aren't cases for which the remainder will NOT be 4. As an analogy, if I ask if you whether or not a/b is odd, and you plug in a=6 and b=2,...

by aloneontheedge

Wed Aug 25, 2010 7:08 pm
Forum: Data Sufficiency
Topic: Remainders - Tough one!
Replies: 8
Views: 1405

Hey Sunil, Unfortunately, x=2 and y=4 won't work. Statement (1) says that x divided by 2y (I'm pretty sure it should be 2y) yields a remainder of 4. If x=2 and y=4, then x/2y would be 2/8, and that would yield a remainder of 2, not 4. Statement (2) says that x+y divided by y gives you a remainder o...

by aloneontheedge

Wed Aug 25, 2010 6:52 pm
Forum: Data Sufficiency
Topic: Remainders - Tough one!
Replies: 8
Views: 1405

While larger banks can afford to maintain their own data-processing operations, many smaller regional and community banks are finding that the cost associated with upgrading data-processing equipment and with the development and maintenance of new products and technical staff are prohibitive. A. co...

by aloneontheedge

Mon Aug 23, 2010 10:50 pm
Forum: Sentence Correction
Topic: While larger banks
Replies: 8
Views: 1720

Ans C: Reason: Let us assume that there were 100 customers with Broadcast cable and there were 20 people who were not paying the bills on time. So 20% were not paying on time. After the price was increased, 16 more people were struggling to pay the price so now 20 + 16 people were not paying the bi...

by aloneontheedge

Sun Aug 22, 2010 7:47 pm
Forum: Critical Reasoning
Topic: Good 1
Replies: 4
Views: 1808

Well the discrepancy is actually not on overall bills paid, but on bills paid on time. For the first six months, because subscribers could not afford the premium package, a lot of customers did not pay on time thus increasing the proportion of late payers/ defaulters. Here late payers and defaulter...

by aloneontheedge

Sun Aug 22, 2010 7:46 pm
Forum: Critical Reasoning
Topic: Good 1
Replies: 4
Views: 1808

The purpose of government is to use tax revenues to maintain order, without overspending. If a government collects more taxes than it needs to maintain order, it should save the money in case of a future threat to society. Governments should not, therefore, spend excess tax revenues on social progr...

by aloneontheedge

Sun Aug 22, 2010 11:10 am
Forum: Critical Reasoning
Topic: Tax Revenue---order
Replies: 3
Views: 1604

Good 1

Last year, construction in the city of Vonter, including the rewiring of telephone and cable lines, caused the cost of providing cable television service to homes within the city to increase by 12 percent as compared to the previous year. In response, all cable companies in the city increased the pr...

by aloneontheedge

Sun Aug 22, 2010 9:59 am
Forum: Critical Reasoning
Topic: Good 1
Replies: 4
Views: 1808

I think the answer should be A. Explanation : C is wrong because like is used to compare the clause. B while is used to show contrast not the similarity D Similarly to not forgiving , unidiomatic expression. E. Inspite of used to show contrast. While is used for contrast,but it acts as subordinate ...

by aloneontheedge

Fri Aug 20, 2010 12:09 am
Forum: Sentence Correction
Topic: SC # 279
Replies: 2
Views: 1193

SC # 279

Even as they never forgave the Crusaders who overran their homeland, the Syrians have never absolved the French for taking territory from them. (A) Even as they never forgave (B) While they never forgave (C) Just like they never forgave (D) Similarly to not forgiving (E) In spite of their never forg...

by aloneontheedge

Thu Aug 19, 2010 10:57 pm
Forum: Sentence Correction
Topic: SC # 279
Replies: 2
Views: 1193