Search found 233 matches


missing "he" at the end. read it with "he" and without "he" [quote="nikhilsrl"][u]Galileo did not invent the telescope, but on hearing, in 1609, that such an optical instrument had been made, he[/u] quickly built his own device from an organ pipe and spectacle lenses. a) Galileo did not invent the t...

by yellowho

Sun Mar 20, 2011 5:03 am
Forum: Sentence Correction
Topic: Galileo did not
Replies: 6
Views: 4728

Actually it is an appositive per the discussion from Manhattan forum. however, you are still correct. the issue here and also my mistake is appositive = non-essential.

by yellowho

Sun Mar 20, 2011 1:19 am
Forum: Sentence Correction
Topic: Appositives
Replies: 10
Views: 3175

Sorry I did this all wrong. The problem said [u]at least[/u] 65. So max all 3 is actually 100%. Disregard everything I wrote.

by yellowho

Sat Mar 19, 2011 11:00 pm
Forum: Problem Solving
Topic: Min/Max
Replies: 4
Views: 1058

prime factors

a^1/3*(sqroot(b))^6= 500

What can a+ b=?


I got 69

by yellowho

Sat Mar 19, 2011 3:56 am
Forum: Problem Solving
Topic: prime factors
Replies: 2
Views: 1360

what's the source of this question? I dont rememeber seeing it in OG 12. Would love the see gmac's exp. if there's one.

by yellowho

Sat Mar 19, 2011 1:49 am
Forum: Sentence Correction
Topic: One of the most difficult problems
Replies: 5
Views: 1118

Anurag,

Is there a reason this out using basic geometric rules rather than memorizing properties of each shape?

by yellowho

Sat Mar 19, 2011 1:25 am
Forum: Data Sufficiency
Topic: Geo: Rhombus
Replies: 3
Views: 1148

Number 2: What is greater 3/4 or 5/7? 3*7 =? 5*4? 21>20 so 3/4 is greater. I. sqrt(x+y)/2x =? 1/sqrt(x+y) => cross multiply => x+y =? 2x => y=x Not sufficient II. (sqrt(x)+sqrt(y)) =? X+Y/sqrt(x+Y) => sqrt(x)+sqrt(y)= sqrt(x+y) => Squaring both sides x+y+2sqrt(xy)=x+y; since x,y are positives the le...

by yellowho

Sat Mar 19, 2011 1:21 am
Forum: Problem Solving
Topic: Algebra probability and Geometry
Replies: 3
Views: 957

A or B. I choose A. I like the structure Main Clause, modifier, modifier of modifier.

If correct I will breakdown.

by yellowho

Sat Mar 19, 2011 1:09 am
Forum: Sentence Correction
Topic: One of the most difficult problems
Replies: 5
Views: 1118

yeah. my way: (testing number)

0 is the first multiple of 35; can't come up with a k and n to satisfy
next 35, works.

I guess we got lucky here is there a "better" way to do this? Perhaps the experts on modulus can chime in.

by yellowho

Sat Mar 19, 2011 12:15 am
Forum: Problem Solving
Topic: Number Prop
Replies: 5
Views: 880

Number Prop

When positive integer n is divided by 5, the remainder is 1, when n is divided by 7, the remainder is 3. What is the smallest positive integer k such that k+n is a multiple of 35?

by yellowho

Fri Mar 18, 2011 11:38 pm
Forum: Problem Solving
Topic: Number Prop
Replies: 5
Views: 880

Geo: Rhombus

Is quadrilateral ABCD= rhombus?

1) AC & BD are perpendicular bisector

2) ABCD = square

by yellowho

Thu Mar 17, 2011 11:58 pm
Forum: Data Sufficiency
Topic: Geo: Rhombus
Replies: 3
Views: 1148
by yellowho

Thu Mar 17, 2011 11:04 pm
Forum: Sentence Correction
Topic: The number of people
Replies: 6
Views: 1779

The number of people

Despite the growing number of people who purchase plane tickets online, airline executives are convinced that, just as one-third of bank customers still prefer human tellers to automatic teller machine, many travelers will still use travel agents A) growing number of people who purchase plane ticket...

by yellowho

Thu Mar 17, 2011 9:38 pm
Forum: Sentence Correction
Topic: The number of people
Replies: 6
Views: 1779

Appositives

The 151 member governments of the World Bank are expected to increase the bank’s funding by $175 billion, though some United States legislators cite an obstacle to congressional passage being the concern that the bank’s loans will help foreign producers compete with American businesses. A. an ob...

by yellowho

Thu Mar 17, 2011 9:10 pm
Forum: Sentence Correction
Topic: Appositives
Replies: 10
Views: 3175

Kravonia

I got this one correct but took a while. I still don't even think that the answer choice is a good answer. Although it is the least worst. Would love to hear some discussion why I am wrong. Note: There is a similar question to this with very similar wordings. However, they are entirely two different...

by yellowho

Thu Mar 17, 2011 9:01 pm
Forum: Critical Reasoning
Topic: Kravonia
Replies: 4
Views: 1337