Search found 2214 matches
Scientists now suspect that imperial mammoths of the Pleistoscene period were wiped out not by human predation, as were
Sentence Correction
Re: Scientists now suspect that imperial mammoths of the Pleistoscene period were wiped out not by human predation, as w
In this sentence, there's a comparison between two types of mammoths; the imperial mammoths wiped out by climate change and the mammoths that were in the earlier period which was wiped out by human predators. Option A - correct This correctly compares because it uses "as" which allows the ...
- by deloitte247
Sun Mar 28, 2021 3:19 pm- Forum: Sentence Correction
- Topic: Scientists now suspect that imperial mammoths of the Pleistoscene period were wiped out not by human predation, as were
- Replies: 1
- Views: 602
If none of the students are ambidextrous, what percentage of the 20 stundents in Mr. Henderson's class are left-handed?
Data Sufficiency
Re: If none of the students are ambidextrous, what percentage of the 20 stundents in Mr. Henderson's class are left-hand
Target question => what percentage of the 20 students in Mr. Henderson's class are left-handed? Total students = 20 Statement 1: Of the 12 girls in the class, 25% are left-handed. Total girls = 12; left-handed girls = 25% * 12 = 3 Right-handed girls = 12 - 3 = 9 Total boys = 20 - 12 = 8 However, the...
- by deloitte247
Sun Mar 28, 2021 2:38 pm- Forum: Data Sufficiency
- Topic: If none of the students are ambidextrous, what percentage of the 20 stundents in Mr. Henderson's class are left-handed?
- Replies: 1
- Views: 414
During a 6-day local trade show, the least number of people registered in a single day was 80. Was the average...
Data Sufficiency
Re: During a 6-day local trade show, the least number of people registered in a single day was 80. Was the average...
Least no. of people registered in a day = 80 Target question => Was the average (arithmetic mean) number of people registered per day for the 6 days greater than 90? $$Mean=\frac{total\ no.\ of\ people\ registered\ for\ the\ 6\ days}{6}$$ Total no. of people registered > (90 * 6 = 540) Statement 1=>...
- by deloitte247
Sun Mar 28, 2021 9:52 am- Forum: Data Sufficiency
- Topic: During a 6-day local trade show, the least number of people registered in a single day was 80. Was the average...
- Replies: 1
- Views: 407
By sucking sap from the young twigs of the hemlock tree, tree growth is retarded by the woolly adelgid, causing needles
Sentence Correction
Re: By sucking sap from the young twigs of the hemlock tree, tree growth is retarded by the woolly adelgid, causing need
In this sentence, the clause starting the sentence is a modifier for the noun phrase "the woolly adelgid" and the second modifier "which causes needles to change color from deep green to grayish-green" in the sentence describes the result of the clause "the woolly adelgid re...
- by deloitte247
Sat Mar 27, 2021 10:10 am- Forum: Sentence Correction
- Topic: By sucking sap from the young twigs of the hemlock tree, tree growth is retarded by the woolly adelgid, causing needles
- Replies: 2
- Views: 760
The recent global boom in the market price for scrap steel and aluminum leads to a sudden rise in the theft of everyday
Sentence Correction
Re: The recent global boom in the market price for scrap steel and aluminum leads to a sudden rise in the theft of every
In the sentence, the phrase 'recent global boom' explains something that began in the past and is continuing into the present. Hence, the present perfect tense "has led" is much more acceptable than the simple present tense "leads." Also, "such as" is preferred to "...
- by deloitte247
Sat Mar 27, 2021 9:20 am- Forum: Sentence Correction
- Topic: The recent global boom in the market price for scrap steel and aluminum leads to a sudden rise in the theft of everyday
- Replies: 1
- Views: 635
Even as Scandinavian furniture has taken a wide portion of the North American market, American brands are barely visible
Sentence Correction
Re: Even as Scandinavian furniture has taken a wide portion of the North American market, American brands are barely vis
In this question, 'a situation' is modifying the fact that American brands are barely visible in the furniture industry in Europe and this has led to frustration for the executives. Option A - correct The modifier 'a situation' modifies the previous clause correctly. It also makes use of the correct...
- by deloitte247
Fri Mar 26, 2021 9:44 pm- Forum: Sentence Correction
- Topic: Even as Scandinavian furniture has taken a wide portion of the North American market, American brands are barely visible
- Replies: 1
- Views: 617
Often sold over the counter one hundred years ago, pharmacists now refuse to sell cocaine. A) Often sold over the count
Sentence Correction
Re: Often sold over the counter one hundred years ago, pharmacists now refuse to sell cocaine. A) Often sold over the c
In this sentence, the underlined group of words is supposed to modify the noun cocaine in the main clause. Option A - incorrect The phrase is modifying the noun 'pharmacists' instead of 'cocaine' making it seem like pharmacists were sold over the counter. Option B - incorrect It has the same issue a...
- by deloitte247
Fri Mar 26, 2021 9:07 pm- Forum: Sentence Correction
- Topic: Often sold over the counter one hundred years ago, pharmacists now refuse to sell cocaine. A) Often sold over the count
- Replies: 1
- Views: 590
Before 1986 physicists believed they could describe the universe in terms of four universal forces. Experiments then
Critical Reasoning
Re: Before 1986 physicists believed they could describe the universe in terms of four universal forces. Experiments then
This argument explains that before physicists could believe they could describe the universe in 4 dimensions but after series of experiments, it was discovered that there was a fifth force that could perform better. The conclusion is that there's a fifth force in the universe. Option A - incorrect T...
- by deloitte247
Fri Mar 26, 2021 8:10 pm- Forum: Critical Reasoning
- Topic: Before 1986 physicists believed they could describe the universe in terms of four universal forces. Experiments then
- Replies: 1
- Views: 587
Kim purchased n items from a catalog for \(\$8\) each. Postage and handling charges consisted of \(\$3\) for the first
Problem Solving
Re: Kim purchased n items from a catalog for \(\$8\) each. Postage and handling charges consisted of \(\$3\) for the fir
Kim purchases n items at $8 each, postage and handling = $3first item, and $1 for each additional item. Total dollar amount for Kim's purchase = total price total postage and handling. Total price = $8n For postage and handling = 3 + (n-1) = 3 + n - 1 = $ (n+2) Total dollar amount = $8n + $(n+2) = 8...
- by deloitte247
Thu Mar 25, 2021 11:18 pm- Forum: Problem Solving
- Topic: Kim purchased n items from a catalog for \(\$8\) each. Postage and handling charges consisted of \(\$3\) for the first
- Replies: 1
- Views: 369
A total of 30 percent of the geese included in a certain migration study were male. If some of the geese migrated during
Problem Solving
Re: A total of 30 percent of the geese included in a certain migration study were male. If some of the geese migrated du
Total male = 30% Female = 100 - 30 = 70% From total geese migrated, 20% were made; female = 100 - 20 = 80% Migration rate for geese of a certain GMAT = (no. of geese of that GMAT migrating) / (total number of geese of that GMAT) $$Migration\ rate\ for\ male=\frac{0.2}{0.3}\ \frac{\left(from\ 20\%\ri...
- by deloitte247
Thu Mar 25, 2021 9:59 pm- Forum: Problem Solving
- Topic: A total of 30 percent of the geese included in a certain migration study were male. If some of the geese migrated during
- Replies: 1
- Views: 428
On Jane's credit card account, the average daily balance for the 30-day billing cycle is the average (arithmetic mean)
Data Sufficiency
Re: On Jane's credit card account, the average daily balance for the 30-day billing cycle is the average (arithmetic mea
$$Average\ balance\ at\ the\ end\ of\ 30\ days=\frac{sum\ of\ daily\ balance}{30\ days}$$ Jane's credit card account had a balance of $600, and Jand made a payment of $300 during the cycle. So, we can say the balance on the credit card account is either $600 or $300 and once it decreases to $300, it...
- by deloitte247
Tue Mar 23, 2021 2:36 pm- Forum: Data Sufficiency
- Topic: On Jane's credit card account, the average daily balance for the 30-day billing cycle is the average (arithmetic mean)
- Replies: 1
- Views: 547
If the average (arithmetic mean) of the five numbers \(x, 7, 2, 16\) and \(11\) is equal to the median of five numbers,
Data Sufficiency
Re: If the average (arithmetic mean) of the five numbers \(x, 7, 2, 16\) and \(11\) is equal to the median of five numbe
The numbers are x, 7, 2, 16, 11 $$\frac{x+7+2+16+11}{5}=median$$ Target question: what is the value of x? Statement 1: 7 < x < 11 The possible values of x include 8, 9 and 10 Order of set => 2, 7, x, 11, 16. Irrespective of the value of x, it will still be the median. $$Therefore,\ \frac{x+7+2+16+11...
- by deloitte247
Tue Mar 23, 2021 1:49 pm- Forum: Data Sufficiency
- Topic: If the average (arithmetic mean) of the five numbers \(x, 7, 2, 16\) and \(11\) is equal to the median of five numbers,
- Replies: 1
- Views: 764
Working at their individual same constant rate, 24 machines can complete a certain production job in 10 hours when they
Problem Solving
Re: Working at their individual same constant rate, 24 machines can complete a certain production job in 10 hours when t
24 machines can complete a production job in 10 hours. Given that all machines can work at the same constant rate, assuming each machine can complete 1 unit of the job per hour. Then, total job = 24 * 10 = 240 units On a certain day, 8 machines did not work for the first 2 hours, so, only (24 - 8 = ...
- by deloitte247
Tue Mar 23, 2021 10:48 am- Forum: Problem Solving
- Topic: Working at their individual same constant rate, 24 machines can complete a certain production job in 10 hours when they
- Replies: 2
- Views: 567
Mathematics, physics, and chemistry books are stored on a library shelf that can accommodate 25 books. Currently,
Problem Solving
Re: Mathematics, physics, and chemistry books are stored on a library shelf that can accommodate 25 books. Currently,
The shelf can accommodate 25 books 20% of the shelf spots remain Total books on the shelf = (100 - 20)% * 25 = 80% * 25 = 20 Let the total number of Chemistry books = x Total number of Physics books = x + 4 Since the total no. of books = 20 Then, x + (x+6) + [12 (x+4)] = 20 2x + 4 + 2x + 8 = 20 4x +...
- by deloitte247
Sun Mar 21, 2021 4:41 am- Forum: Problem Solving
- Topic: Mathematics, physics, and chemistry books are stored on a library shelf that can accommodate 25 books. Currently,
- Replies: 2
- Views: 678
Which of the following most logically completes the passage below? Heavy rains during Centralia’s corn planting season
Critical Reasoning
Re: Which of the following most logically completes the passage below? Heavy rains during Centralia’s corn planting sea
in this argument, the question asked why is it that some farmers cannot plant soya beans in place of corns which they couldn't plant earlier because of the excessive rainfall. Option A - incorrect It refers to the argument that says some farmers were unable to plant corn because of the excessive rai...
- by deloitte247
Sat Mar 20, 2021 12:50 am- Forum: Critical Reasoning
- Topic: Which of the following most logically completes the passage below? Heavy rains during Centralia’s corn planting season
- Replies: 1
- Views: 640