A financier plans to invest up to $500,000 in two projects. Project A yields a return of 8% on the investment of x dollars, whereas Project B yields a return of 15% on the investment of y dollars...

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A financier plans to invest up to $500,000 in two projects. Project A yields a return of 8% on the investment of x dollars, whereas Project B yields a return of 15% on the investment of y dollars...

An exam worth 145 points contains 50 questions. Some of the questions are worth two points and some are worth five points. How many two point questions are on the test? How many five point questions...

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Paul's dad is 5 times as old as Paul. In 3 years, Paul will be 1/4 his dad's age. What are their ages now?

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