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How do I find Neil? How do I sign up for Magoosh. Hey Everyone, First post here, but I've been silently reading posts throughout my studies. Here my story: Started studying in October. Bought the 2015 official guide and read the entire book and did every practice problem. My timing was good and I fe...

by oquiella

Sat Jan 16, 2016 7:50 am
Forum: I just Beat The GMAT!
Topic: 580 to 720 in 5 weeks thanks to Target Test Prep!
Replies: 2
Views: 5284

If m > 0 and x is m percent of y, then, in terms of m, y is what percent of x? A. 100m B. 1/100m C. 1/m D. 10/m E. 10,000/m If x is m percent of y, then x = (m/100) * y x = ym/100 100x = ym 100x/m = y x = 100% of x So y = (100 * 100% of x)/m --> y = (10,000% of x)/m The correct answer is E . Where ...

by oquiella

Tue Dec 29, 2015 5:58 am
Forum: Problem Solving
Topic: OG 13 181
Replies: 4
Views: 1999

OG 13 146

If the average of six numbers is 75, how many of the numbers are equal to 75?

1. None of the six numbers is less than 75.
2. None of the six numbers is greater than 75

Answer: D

Explain in lamest terms.

by oquiella

Thu Dec 24, 2015 11:07 am
Forum: Data Sufficiency
Topic: OG 13 146
Replies: 2
Views: 2780

OG 13 143

Beginning in January of last year, Carl made deposits of $120 into his account on the 15th of each month for several consecutive months and then made withdrawals of $50 from the account on the 15th of each of the remaining months of last year. If the closing balance of Carl's account for May of last...

by oquiella

Thu Dec 24, 2015 10:59 am
Forum: Data Sufficiency
Topic: OG 13 143
Replies: 2
Views: 1696

OG 13 141

Last year, a certain company began manufacturing product X and sold every unit of product X that it produced. Last year the company's total expenses for manufacturing product X were equal to $100,000 plus 5 percent of the company's total revenue from all units of product X sold. If the company made ...

by oquiella

Thu Dec 24, 2015 10:48 am
Forum: Data Sufficiency
Topic: OG 13 141
Replies: 1
Views: 1372

OG 13 39

In the xy-plane, if line k has negative slope and passes through the point (-5,r), is the x-intercept of line k positive?

1. The slope of line k is -5.
2. r>0


Answer: E


Please explain in lamest terms.

by oquiella

Thu Dec 24, 2015 9:41 am
Forum: Data Sufficiency
Topic: OG 13 39
Replies: 1
Views: 1359

OG 13 30

The only gift certificates that a certain store sold yesterday were worth either $100 each or $10 each. If the store sold a total of 20 gift certificates yesterday. how many gift certificates worth $10 each did the store sell yesterday? 1. The gift certificates sold by the store yesterday were worth...

by oquiella

Thu Dec 24, 2015 9:37 am
Forum: Data Sufficiency
Topic: OG 13 30
Replies: 4
Views: 5537

OG 13 15

The productt of all the prime numbers less than 20 is closest to which of the followig powers of 10?

A. 10^9
B. 10^8
C. 10^7
D. 10^6
E. 10^5


Answer: C



Is there a quicker way to do this without multiplying all the prime numbers out?

by oquiella

Thu Dec 24, 2015 8:37 am
Forum: Problem Solving
Topic: OG 13 15
Replies: 1
Views: 1279

OG 13 1

Last month a certain music club offerred a discount to preferred customers. After the first compact disc purchased, preferred customers paid $3.99 for each additional compact disc purchased. If a preferred customer purchased a total of 6 compact disc, then the dollar amount that the customer paid fo...

by oquiella

Thu Dec 24, 2015 8:30 am
Forum: Problem Solving
Topic: OG 13 1
Replies: 2
Views: 5707

OG 13 13

If s and t are positive integers such that s/t= 64.12, which of the following could be the remainder when s is divided by t?

A. 2
B. 4
C. 8
D. 20
E. 45



Answer: E

Please explain in lamest terrms.

by oquiella

Thu Dec 24, 2015 8:20 am
Forum: Problem Solving
Topic: OG 13 13
Replies: 3
Views: 1822

OG 13 11

Of the three-digit integerrs greater than 700, how many have two digits that are equal to each other and the remaining digit different from the other two? A. 90 B. 82 C. 80 D. 45 E. 36 Answer: C Please explain. If you know of any other examples of "three digit" problems please include link.

by oquiella

Thu Dec 24, 2015 8:17 am
Forum: Problem Solving
Topic: OG 13 11
Replies: 1
Views: 1176

If $5000 invested for one year at p percent simple annual interest yields $500,what amount must be invested at k percent simple annual interest for one year to yield the same amount of dollars ? 1) k = 0.8p 2) k = 8 The great thing about DS questions is that we aren't required to perform calculatio...

by oquiella

Thu Dec 24, 2015 6:20 am
Forum: Data Sufficiency
Topic: OG 13 40
Replies: 3
Views: 2057

Seven pieces of rope have an average length of 68 centimeters and a median length of 84 centimeters. If the length of the longest piece of rope is 14 centimeters more than 4 times the length of the shortest piece of rope, what is the maximum possible length in centimeters of the longest piece of ro...

by oquiella

Thu Dec 24, 2015 6:06 am
Forum: Problem Solving
Topic: OG 13 183
Replies: 11
Views: 4530

Are all of the numbers in a certain list of 15 numbers equal? (1) The sum of all the numbers in the list is 60. (2) The sum of any 3 numbers in the list is 12. Target question : Are all 15 numbers equal? Statement 1 : The sum of all the numbers in the list is 60. There are several possible scenario...

by oquiella

Thu Dec 24, 2015 6:01 am
Forum: Data Sufficiency
Topic: OG 13 144
Replies: 3
Views: 6500

The annual rent collected by a corporation from a certain building was x percent more in 1998 than in 1997 and y percent less in 1999 than in 1998. Was the annual rent collected by the corporation from the building more in 1999 than in 1997? 1. x > y 2. xy/100 < x - y Statement 1: x > y This is a t...

by oquiella

Thu Dec 24, 2015 4:46 am
Forum: Data Sufficiency
Topic: OG 13 127
Replies: 6
Views: 6139