By akkane
- **Oct 10**, 02:00 AM

Math (PS)
Which set(s) has the greatest standard deviation?
1. Set 1 consisting of 10 digits
2. Set 2 consisting of 10 first positive consecutive even numbers
3. Set 3 consisting of 10 first primes
(A) set 1
(B) set 2
(C) set 3
(D) set 1 and 2
(E) set 1, 2, and...

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By akkane
- **Oct 8**, 02:00 AM

Math (PS)
A car dealership sold two cars: the first car at a 10% profit and the second car at a 10% loss, which gave them an overall profit margin of 5% from these two sales. If the dealership’s total profit was $1000, what was the...

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By akkane
- **Oct 4**, 02:00 AM

Math (PS)
A computer generated a sequence of numbers using the following formula:
is the common difference between any two consecutive terms of the sequence
If the sum of the second and the fifth terms of the sequence is 8 and the sum of the...

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By akkane
- **Oct 3**, 02:00 AM

Math (PS)
Lionel left his house and walked towards Walt’s house, 48 miles away. Two hours later, Walt left his house and ran towards Lionel’s house. If Lionel’s speed was 4 miles per hour and Walt’s 6 miles per hour, how many miles had Lionel walked...

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By gmatpill staff
- **Sep 28**, 08:09 AM

GMAT Pill just put up video explanations for Official Guide questions 209-230 to the Practice Pill Platform.
Through this link, you can:
1) Keep track of your OG performance online. Just enter in your answer and the system will record your responses. You can favorite them...

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By akkane
- **Sep 28**, 02:00 AM

Math (PS)
The following table shows results of a quality inspection of a lot of 15 mirrors.
Defects
Frequency
0
6
1
1
2
4
3
3
4
1
The difference between the median number of defects and the average number of defects in the sample checked is between:
(A) -1 and 0
(B) 0 and 0.5
(C) 0.5 and 1
(D)...

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By akkane
- **Sep 26**, 02:00 AM

Math (PS)
If is the number of distinct positive divisors of , what is the value of ?
(A) 3
(B) 4
(C) 5
(D) 6
(E) 7
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)
GMAT Daily Deals
Manhattan Review MBA...

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By akkane
- **Sep 24**, 02:00 AM

Math (PS)
How many of the three-digit numbers are divisible by 7?
(A) 105
(B) 106
(C) 127
(D) 128
(E) 142
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)
GMAT Daily Deals
e-GMAT: Save up to $536 on the world’s first prep course designed...

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By akkane
- **Sep 21**, 02:00 AM

Math (PS)
There are two concentric circles with radii 10 and 8. If the radius of the outer circle is increased by 10% and the radius of the inner circle decreased by 50%, by what percent does the area between the circles grow?
(A) 140%
(B) 141%
(C) 190%
(D)...

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By akkane
- **Sep 18**, 02:00 AM

Math (PS)
If the circus were to sell all of its 220 tickets for this month’s performance at its usual price, the revenue from sales would be 10% greater than that collected last month. If the circus raised the ticket price by 5% and sold only...

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