A pair of honest dice is rolled, and the number on each die is noted.What is the probability of rolling a total of 7?
A. 
B. 
C. 
D. 
E. none of these
Answer: B
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Graph the system of inequalities, and find the coordinates of the vertices.6y - x ? 8,-y + 3x ? 6,x ? 0
A. 
B. 
C. 
D. 
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
Approximate the number using a calculator. Round the answer to three decimal places.43.7
A. 168.897 B. 187.416 C. 169.197 D. 14.800
Write the sentence as an equation. Let the variable x represent the number.A number increased by 16 equals 48.
A. 48x = 16 B. 16x = 48 C. x + 48 = 16 D. x + 16 = 48