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Re: The sum of the first 50 positive even integers is 2550. What is the sum of even integers from 102 to 200 inclusive?

The sum of the first 50 positive even integers is 2550. What is the sum of even integers from 102 to 200 inclusive? A. 5,100 B. 7,550 C. 10,100 D. 15,500 E. 20,100 For any evenly spaced set: Count = (biggest - smallest)/increment + 1 Average = (biggest + smallest)/2 Sum = (count)(average) In the pr...


Re:

GmatGuruNY You said B incorrectly mixes the subjunctive with the indicative mood. But i find that both the verbs in B ae in subjunctive mood Verb1: suggests that executives examine Verb2: Suggest that they use ...,in deciding Confused :?: Using 'they' after the 'and' is perfectly fine. Can you clar...

by GMATGuruNY

Wed Jan 20, 2021 2:39 pm
Forum: Sentence Correction
Topic: The normative model
Replies: 27
Views: 12843

Re: A patient accusing a doctor of malpractice will find it diff

Asked on another forum: A patient accusing a doctor of malpractice will find it difficult to prove damage if there is a lack of some other doctor to testify about proper medical procedures. (A) if there is a lack of some other doctor to testify (C) without another doctor’s testimony It seems that ch...


Re: 40 employees take 30 days, working

40 employees take 30 days, working at 8 hrs per day, to complete a task. 40 employees start the work but after 10 days, 20 leave and are replaced by employees who are 1/2 as productive. How many hours per day should the new team work if the work has to be completed in the scheduled timeline? 1. 12 ...

by GMATGuruNY

Wed Jan 20, 2021 2:20 pm
Forum: Problem Solving
Topic: 40 employees take 30 days, working
Replies: 3
Views: 518

Re: 10 children have ordered a total of 17 hamburgers, and

10 children have ordered a total of 17 hamburgers, and each child has ordered at least one hamburger. Has any child ordered more than 3 hamburgers? (1) Exactly two children have ordered three hamburgers each. (2) No child has ordered exactly two hamburgers. Statement 1: Two children A and B with 3 ...

by GMATGuruNY

Wed Jan 20, 2021 2:13 pm
Forum: Data Sufficiency
Topic: 10 children have ordered a total of 17 hamburgers, and
Replies: 2
Views: 345

Re: There were 5 candidates (Alexa, Bill, Charlie, Dan, and Erni

When you post a problem, please include the answer choices. There were 5 candidates (Alexa, Bill, Charlie, Dan, and Ernie) vying for student council, and 100 total votes were cast. Everyone received at least one vote, and no two candidates received the same number of votes. Alexa won the election wi...

by GMATGuruNY

Wed Jan 20, 2021 1:38 pm
Forum: Problem Solving
Topic: There were 5 candidates (Alexa, Bill, Charlie, Dan, and Erni
Replies: 12
Views: 2744

Re: Gurdeep is organizing his sunflower seeds, petunia seeds,

Manhattan Prep Gurdeep is organizing his sunflower seeds, petunia seeds, and daffodil seeds by volume. If the combined volume of all three seeds is 66 cm\(^3\), what is the volume of his daffodil seeds? 1) The volume of the petunia seeds is 10 percent of the combined volume of sunflower and daffodi...

by GMATGuruNY

Wed Jan 20, 2021 1:26 pm
Forum: Data Sufficiency
Topic: Gurdeep is organizing his sunflower seeds, petunia seeds,
Replies: 2
Views: 202

Re: Softcover books -- tricky problem in the OG for Quant 2021

Yesterday Bookstore B sold twice as many softcover books as hardcover books. Was Bookstore B's revenue from the sale of softcover books yesterday greater than its revenue from the sale of hardcover books yesterday? (1) The average (arithmetic mean) price of the hardcover books sold at the store yes...

by GMATGuruNY

Wed Oct 14, 2020 3:20 pm
Forum: Data Sufficiency
Topic: Softcover books -- tricky problem in the OG for Quant 2021
Replies: 1
Views: 61

Softcover books -- tricky problem in the OG for Quant 2021

Yesterday Bookstore B sold twice as many softcover books as hardcover books. Was Bookstore B's revenue from the sale of softcover books yesterday greater than its revenue from the sale of hardcover books yesterday? (1) The average (arithmetic mean) price of the hardcover books sold at the store yest...

by GMATGuruNY

Wed Oct 14, 2020 3:17 pm
Forum: Data Sufficiency
Topic: Softcover books -- tricky problem in the OG for Quant 2021
Replies: 1
Views: 61

Re: In a certain game, a one-inch square piece is placed in the

The prompt and answer choices should read as follows: In a certain game, a one-inch square piece is placed in the lower left corner of an eight-by-eight grid made up of one-inch squares. If the piece can move one grid up or to the right, what is the probability that the center of the piece will be e...

by GMATGuruNY

Fri Sep 11, 2020 12:35 pm
Forum: Problem Solving
Topic: In a certain game, a one-inch square piece is placed in the
Replies: 2
Views: 1046

Re: Modifier from Veritas Prep

The following is from Veritas Prep Sentence Correction, Third Edition, page 106 Incorrect: It rained yesterday, which forced me to cancel the event. Correct: It rained yesterday, and as a result I was forced to cancel the event. My question however is that will the following be correct? It rained y...

by GMATGuruNY

Wed Sep 09, 2020 3:23 am
Forum: Sentence Correction
Topic: Modifier from Veritas Prep
Replies: 1
Views: 261

Re: The cathedrals of the Middle Ages were community centers

The cathedrals of the Middle Ages were community centers just as much as they were purely religious edifices; and they were structures that represented a city's commitment to a public realm, the opposite of being a private one . (A) community centers just as much as they were purely religious edifi...

by GMATGuruNY

Wed Sep 09, 2020 3:05 am
Forum: Sentence Correction
Topic: The cathedrals of the Middle Ages were community centers
Replies: 2
Views: 454

Re: If p < q and p < r, is (p)(q)(r) < p?

If p < q and p < r, is (p)(q)(r) < p? (1) pq < 0 (2) pr < 0 Statement 1 : pq < 0 --> p and q have DIFFERENT SIGNS Since p<q, p must be NEGATIVE, q must be positive. Statement 2: pr < 0 --> p and r have DIFFERENT SIGNS Since p<r, p must be NEGATIVE, q must be positive. Since both statements indicate...

by GMATGuruNY

Tue Aug 25, 2020 1:31 pm
Forum: Data Sufficiency
Topic: If p < q and p < r, is (p)(q)(r) < p?
Replies: 3
Views: 1003

Re: If |2x - 7| > 17, which of the following must be true?

If |2x - 7| > 17, which of the following must be true? A. -5 < x < 0 B. 0 < x < 12 C. -5 < x < 12 D. x < -5 or x > 12 E. x < -12 or x > 5 |2x - 7| > 17 is clearly satisfied if x=100. Eliminate A, B and C, whose ranges do not include x=100. D: x>12 E: x>5 Test a value BETWEEN 5 AND 12. If x=10, then...

by GMATGuruNY

Mon Aug 24, 2020 11:45 am
Forum: Data Sufficiency
Topic: If |2x - 7| > 17, which of the following must be true?
Replies: 3
Views: 96

Re: Word Problems

Bob is training for a fitness competition. In order to increase his maximum number of pull-ups, he follows the following routine: he begins with 25 pull-ups, rests for thirty seconds, and then does 24 pull-ups and rests, dropping one pull-up each time (25, 24, 23, etc.) until his final set of 11 pu...

by GMATGuruNY

Mon Aug 24, 2020 11:30 am
Forum: Problem Solving
Topic: Word Problems
Replies: 1
Views: 70