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

Math
The average (arithmetic mean) of four distinct positive integers is 10. If the average of the smaller two of these four integers is 8, which of the following represents the maximum possible value of the largest integer?
A. 12
B. 14
C. 15
D. 16
E. 17
Question Discussion & Explanation
Correct...

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By Jeff
- **Oct 7**, 02:00 AM

Math
Money is paid into an account in portions of $500 and paid out in portions of $300. If after a month the account grew by $1,200, what is the least possible number of transactions that could have been made?
A. 3
B. 4
C. 5
D. 6
E. 7
Question Discussion...

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By Jeff
- **Oct 6**, 02:00 AM

Math
How many positive three-digit integers exist such that all their digits are even?
A. 80
B. 100
C. 120
D. 125
E. 135
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to see the answer)
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By Jeff
- **Oct 5**, 02:00 AM

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

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

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By Jeff
- **Sep 30**, 02:00 AM

Math
During the break of a football match, the coach will make 3 substitutions. If the team consists of 11 players among which there are 2 forwards, what is the probability that none of the forwards will be substituted?
A.
B.
C.

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By Jeff
- **Sep 29**, 02:00 AM

Math
A certain colony of bacteria doubles every morning while every evening 1000 bacteria die. If by the end of the third day the number of bacteria was 0, what was the original size of the colony?
A. 825
B. 850
C. 875
D. 910
E. 950
Question Discussion & Explanation
Correct Answer...

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

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By Jeff
- **Sep 27**, 02:00 AM

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