Integrated Algebra - January 2011


Part IV

37 An oil company distributes oil in a metal can shaped like a cylinder that has an actual radius of 5.1 cm and a height of 15.1 cm. A worker incorrectly measured the radius as 5 cm and the height as 15 cm.

Determine the relative error in calculating the surface area, to the nearest thousandth.

38 The Booster Club raised $30,000 for a sports fund. No more money will be placed into the fund. Each year the fund will decrease by 5%. Determine the amount of money, to the nearest cent, that will be left in the sports fund after 4 years.

39 Graph the following system of inequalities on the set of axes shown below and label the solution set S.

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