Simplify by writing the expression with positive exponents. Assume that all variables represent nonzero real numbers.

A. 76
B. 718
C. 71
D. 713


Answer: A

Mathematics

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The distance , in miles, I can drive without stopping for gas depends on the amount , in gallons, of fuel in the tank. The relationship is  

.
Identify the slope, and explain in practical terms its meaning.

What will be an ideal response?

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Solve the problem. Round your answer to two decimal places if necessary.What is 81% of 126?

A. 10.21 B. 1,020.6 C. 10,206 D. 102.06

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Solve.The formula P = 0.65x2 - 0.049x + 1 models the approximate population P, in thousands, for a species of fish in a local pond, x years after 1997. During what year will the population reach 24,106 fish?

A. 2004 B. 2003 C. 2002 D. 2005

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Translate the phrase into an expression involving addition, then simplify.-54 added to 16

A. 70 B. 38 C. -70 D. -38

Mathematics