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Jarvis invested some money at 13% interest. Jarvis also invested \$129 more than 3 times that amount at 12%. How much is invested at each rate if Jarvis receives \$1108.67 in interest after one year...

Richard works for a company that pays \$18 per hour for the first forty hours and \$27 for each hour in the week worked above the forty hours. If he earned \$990 this week, how many overtime hours did...

area of parallelogram on right is 126 sq. units find height and base

The first row of an amphitheater contains 50 seats, and each row thereafter contains 8 additional seats. Write the first ten terms of this arithmetic progression and find the number of seats...

To test the bounce of a racquetball, the ball is dropped from a height of 8 feet. The ball is judged “good” if it rebounds at least 75% of its previous height with each bounce. Write out the first...

jill wants to buy a mat for a photograph that is 14cm by 20cm. She wants to have a even border around the picture when it is mounted on the mat. if the area the the mat she chooses is 352cm how wide...

A Delta 727 traveled 2520 miles with the wind in 4.5 hours and 2160 miles against the wind in the same amount of time. Find the speed of the plane in still air and the speed of the wind.

Kara's Custom Tees experienced fixed costs of \$200 and variable costs of \$5 a shirt. Write an equation that can be used to determine the total expenses encountered by Kara's Custom Tees.   Let...

Greg drove at a constant speed in a rainstorm for 266 miles. He then drove 184 miles at a speed that was 8 miles per hour faster than his previous speed. If he drove for 11 hours find the car's speed...

In 2009, total revenues from digital sales of pop/rock, tropical (salsa/merengue/bachata) latin music in the U.S. amounted to \$28 million. Tropical music brought in twice as much as urban music, and...

Professor Walt is up for tenure, and wishes to submit a portfolio of written student evaluations as evidence of his good teaching. He begins by grouping all the evaluations into four categories: good...

two rental car companies are offering weekend specials. Company A says you can rent a car for \$40 plus 6 cents for every mile you drive it. Company B says you can rent a car for a flat rate of \$70...

A bank loaned \$10,000, some at an annual rate of 8% and some at an annual rate of 12%, If the income from these loans was \$1000, how much was loaned at 8%? How much at 12%?

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