Rationalize the denominator.

A.
B. 19
C. 19
D. 1


Answer: A

Mathematics

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A. 16.24 years B. 10.24 years C. 9.01 years D. 23.45 years

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Find the commission earned or the rate of commission. Round money answers to the nearest cent if necessary.Sales: $500 Commission: $50.00

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The rate at which a rumor spreads through an Alpine village of 500 residents is jointly proportional to the number of residents who have heard it and the number who have not. Initially, 15 residents heard the rumor, but 4 days later this number increased to 80. Find the number of people who will have heard the rumor after 1 wk. ? Round the answer to the nearest integer. ? __________ people

Fill in the blank(s) with the appropriate word(s).

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A house purchased for $125,000 is expected to appreciate according to the formula , where y is the value of the house after x years. Find the value of the house 4 years later. ? Do not include units with your answer.

Fill in the blank(s) with the appropriate word(s).

Mathematics