By Miranda Menestrina
- **Mar 23**, 02:00 AM

Math
Andy, George and Sally are a team of consultants working on Project Alpha. They have an eight hour deadline to complete the project. The team members work at constant rates throughout the eight hour period. If the team of three has to begin work now...

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By Miranda Menestrina
- **Mar 20**, 02:00 AM

Math
There are 5 pairs of white, 3 pairs of black and 2 pairs of grey socks in a drawer. If four individual socks are picked at random what is the probability of getting at least two socks of the same color?
A.
B.

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By Miranda Menestrina
- **Mar 19**, 02:00 AM

Math
There are four distinct pairs of brothers and sisters. In how many ways can a committee of 3 be formed and NOT have siblings in it?
A. 8
B. 24
C. 32
D. 56
E. 80
Question Discussion & Explanation
Correct Answer - C - (click and drag your mouse to...

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By Miranda Menestrina
- **Mar 18**, 02:00 AM

Math
For the past days the average (arithmetic mean) number of cupcakes baked by Liv was 55 per day. Today Bibi helped Liv and together they baked 100 cupcakes, which raised the average to 60 cupcakes per day. What is the value of...

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By Miranda Menestrina
- **Mar 17**, 02:00 AM

Math
If a website registered 810 new members in June, how many of the new, registered members were from USA?
(1) In June, the ratio of new members from USA, Europe and Asia was 4:3:2 respectively.
(2) In June, none of the members were from locations other than...

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By Miranda Menestrina
- **Mar 13**, 02:00 AM

Math
A. 50200
B. 50.2
C. 5.02
D. 0.502
E. 502
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to see the answer)
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e-GMATâ€™s methods help non-natives improve on GMAT Verbal. $400 total savings @ GMAT Club. Learn...

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By Miranda Menestrina
- **Mar 12**, 02:00 AM

Math
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%, approximately by what percent does the area between the circles grow?
A. 140%
B. 141%
C. 190%
D....

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