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

Math
A certain amount was deposited at bank A at a rate of percent compounded annually and half that amount was deposited at bank B at a rate of percent compounded annually. In three years, will the total interest on...

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

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By Jeff
- **Apr 26**, 02:00 AM

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By Jeff
- **Apr 25**, 02:00 AM

Math
If there are 10 liters of a 20%-solution of alcohol, how much water should be added to reduce the concentration of alcohol in the solution by 75% ?
A. 25 liters
B. 27 liters
C. 30 liters
D. 32 liters
E. 35 liters
Question Discussion & Explanation
Correct Answer - C - (click and...

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By Jeff
- **Apr 24**, 02:00 AM

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By Jeff
- **Apr 21**, 02:00 AM

Math
If among 200 programmers working for an IT company, 30% know C++, 80% know Visual Basic, and 10% do not know either of these computer languages, in how many ways can a team of three programmers, all knowing both C++ and Visual Basic, be formed?
A....

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By Jeff
- **Apr 20**, 02:00 AM

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By Jeff
- **Apr 19**, 02:00 AM

Math
A certain test consists of 80 questions. If Sally answered 60% of the first 50 questions correctly, what percent of the last 30 questions must she get right so that her overall performance on the test equals 75% ?
A. 72
B. 75
C. 80
D. 96
E. 100
Question Discussion...

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By Jeff
- **Apr 18**, 02:00 AM

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By Jeff
- **Apr 17**, 02:00 AM

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