By Jeff
- **Aug 12**, 02:00 AM

Math
If each year the population of the country grows by 20%, how many years will elapse before the population of the country doubles?
A. 3
B. 4
C. 5
D. 6
E. 7
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to see the answer)
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By Jeff
- **Aug 11**, 02:00 AM

Math
With both valves open, the pool will be filled with water in 48 minutes. The first valve alone would fill the pool in 2 hours. If the second valve emits 50 cubic meters of water more than the first every minute, then what is the...

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

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By Jeff
- **Aug 9**, 02:00 AM

Math
If a speed-boat travels at 35 kmh, it will arrive at the port 2 hours late. If the boat travels at 50 kmh, it will arrive 1 hour early. How fast does the boat have to go to arrive at the port on time?
A. 42.00...

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By Jeff
- **Aug 8**, 02:00 AM

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By Jeff
- **Aug 5**, 02:00 AM

Math
If in a right triangle, the ratio of the shortest side to the longest is , what is the smallest angle in this triangle?
A. 15 degrees
B. 20 degrees
C. 30 degrees
D. 45 degrees
E. 60 degrees
Question Discussion & Explanation
Correct Answer - C - (click and drag your mouse...

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

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

Math
How many zeros does 100! end with?
A. 20
B. 24
C. 25
D. 30
E. 32
Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to see the answer)
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By Jeff
- **Aug 2**, 02:00 AM

Math
In a bunch of letters, 60 were found to be anonymous and typewritten. If 15 percent of the typewritten letters were anonymous, how many letters that were not anonymous were typewritten?
A. 120
B. 180
C. 340
D. 360
E. 400
Question Discussion & Explanation
Correct Answer - C - (click and drag your...

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By Jeff
- **Aug 1**, 02:00 AM

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