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Finite 2.1 Practice

# Finite 2.1 Practice - Math 120 SP08 Brodnick Section 2.1...

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Brodnick Section 2.1 Practice Directions : Set up a system of equations and use elimination to solve it. 1. The perimeter of a rectangular floor is 100 feet. Find the dimensions of the floor if the length is four times the width. 2. The length of fence required to enclose a rectangular field is 4800 meters. What are the dimensions of the field if it is known that the difference between its length and width is 650 meters? 3. Three large cheeseburgers and two chocolate shakes cost a total of \$8.75. Three shakes cost \$6.25 more than one cheeseburger. What is the cost of a shake? 4. One group of people purchased 10 hot dogs and 8 soft drinks at a cost of \$14. A second bought 5 hot dogs and 3 soft drinks at a cost of \$6.25. What is the cost of a hot dog? 5. Joe Slo, a college sophomore, neglected to wash his dirty laundry for 6 weeks. By the end of that time, his roommate had had enough and tossed Joe’s dirty socks and t-shirts into the trash, counting a total of 45 items (a pair of socks counts as one item). The roommate noticed that there were twice as many t-shirts as

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Finite 2.1 Practice - Math 120 SP08 Brodnick Section 2.1...

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