Chapter 1: Problem 64
Describe one way in which you use estimation in a nonacademic area of your life.
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Chapter 1: Problem 64
Describe one way in which you use estimation in a nonacademic area of your life.
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Use Polya's four-step method in problem solving to solve. An automobile purchased for \(\$ 23,000\) is worth \(\$ 2700\) after 7 years. Assuming that the car's value depreciated steadily from year to year, what was it worth at the end of the third year?
Describe problems that have many plans for finding an answer. Group members should describe how the four steps in problem solving can be applied to find a solution. It is not necessary to actually solve each problem. Your professor will let the group know if the four steps should be described verbally by a group spokesperson or in essay form. Is your local electric company overcharging its customers?
Use Polya's four-step method in problem solving to solve. How many ways can you make change for a quarter using only pennies, nickels, and dimes?
a. Use a calculator to find \(3367 \times 3,3367 \times 6,3367 \times 9\), and \(3367 \times 12\). b. Describe a pattern in the numbers being multiplied and the resulting products. c. Use the pattern to write the next two multiplications and their products. Then use your calculator to verify these results. d. Is this process an example of inductive or deductive reasoning? Explain your answer.
Obtain an estimate for each computation without using a calculator. Then use a calculator to perform the computation. How reasonable is your estimate when compared to the actual answer? \(\frac{0.47996 \times 88}{0.249}\)
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