Solve the problem. Round your answer to the nearest tenth unless indicated otherwise.Runners in a 14 km race run how many miles?
A. 22.5 mi
B. 8.7 mi
C. 14.8 mi
D. 7.0 mi
Answer: B
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Sketch the graph of the function on semilog paper.y = 4(
)x
What will be an ideal response?
Find the inverse of the function represented by the set of ordered pairs.f: {(6, -11), (-5, -10), (-7, -9), (-9, -8)}
A. f-1: {(-10, -11), (-8, -7), (6, -7), (-9, -9)} B. f-1: {(-11, 6), (-10, -5), (-9, -7), (-8, -9)} C. f-1: {(-10, -11), (-11, -7), (6, -5), (-9, -9)} D. Not invertible
Write the decimal point in the correct location. 
A. 54.8 B. 0.548 C. 5.48 D. 0.0548
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000 B. $300,000 C. $270,000 D. $239,400