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Re: All boxes in a certain warehouse were arranged in stacks of 12 boxes each, with no boxes left over. After 60 additio

All boxes in a certain warehouse were arranged in stacks of 12 boxes each, with no boxes left over. After 60 additional boxes arrived and no boxes were removed, all the boxes in the warehouse were arranged in stacks of 14 boxes each, with no boxes left over. How many boxes were in the warehouse bef...


Re: Working together at their respective constant rates, Tom and Matt made pots. Did Tom take more time than Matt to mak

Working together at their respective constant rates, Tom and Matt made pots. Did Tom take more time than Matt to make 100 pots? 1. Tom takes 4 hours more than Matt to produce twice the number of pots. 2. Tom takes twice the time as Matt to produce thrice the number of pots Question stem, rephrased:...


Re: Gita is 12 years older than Harvey. In 4 years, Gita will be twice as old as Harvey. How old will Harvey be in 3 yea

Magoosh Gita is 12 years older than Harvey. In 4 years, Gita will be twice as old as Harvey. How old will Harvey be in 3 years? A. 5 B. 11 C. 15 D. 19 E. 23 An alternate approach is to PLUG IN THE ANSWERS, which represent Harvey's age in 3 years. When the correct answer is plugged in, Gina in 4 yea...


Re: A palindrome is a number that reads the same forward and backward. For example, 2442 and 111 are palindromes...

GMAT Prep A palindrome is a number that reads the same forward and backward. For example, 2442 and 111 are palindromes. If 5-digit palindromes are formed using one or more of the digits 1, 2, 3, how many such palindromes are possible? A. 12 B. 15 C. 18 D. 28 E. 27 To read the same forward and backw...


Re: Error in Kaplan 800 - Word Problem # 5

A batch of cookies was divided among three tins: 2/3 of all the cookies were placed in either the blue tin or the green tin, and the rest were placed in the red tin. If 1/4 of all the cookies were placed in the blue tin, what fraction of the cookies that were placed in the other tins were placed in...

by GMATGuruNY

Mon Jan 25, 2021 1:44 pm
Forum: Problem Solving
Topic: Error in Kaplan 800 - Word Problem # 5
Replies: 7
Views: 2136

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: 13173

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: 634

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: 455

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: 2909

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: 324

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: 148

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: 148

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: 1132