### 14-1: TEKS Practice

• 1. In 1988, the cost of tuition at a certain private high school was \$3,615. By 1993, it had risen approximately 24%. What was the approximate cost in 1993?

• 2. Claire made a list of the costs for her first year of community college. At this college, tuition and the cost of books typically increase by 6% each year. The other costs are not expected to change. Estimate the cost of a two-year education at this school. Round to the nearest cent.

• 3. A person earns \$25,900 one year and gets a 3% raise in salary each year. What will the salary be the second year? The third year?

• 4. Eli made a list of the costs for his first year at a college he plans to attend. The total cost of attending this college increases by 5.5% each year. Estimate the cost of a four-year education at this school. Round to the nearest cent.

• 5. Error Analysis The price of one item sold at a store is \$10. A manager decides to increase the item's price by 40% and changes the price to \$6. An employee points out this new price is incorrect.

• a. Find the correct selling price.

• b. What was the manager's likely error?

• A. The manager did not change the selling price.

• B. The manager decreased the price by 40% instead of increasing it by 40%.

• C. The manager increased the price by 40% instead of decreasing it by 40%.

• D. The manager set the selling price as 40% of the original price.

• 6. Writing Carlos plans to attend the college whose current costs are shown. At this college, tuition and fees and the cost of books and supplies typically increase by 2.5% each year.

• a. Estimate the cost of a two-year education at this school.

• b. Why might a college have to increase its costs each year?

• 7. The table shows the costs of one year of community college. The total cost of attending this college increases by 2% each year.

• a. What will the total cost be next year?

• b. What will the total cost be the year after next? Round to the nearest cent.

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