Graph the inequality.7x - 11y + 38.5 > 0
A. 
B. 
C. 
D. 
Answer: B
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Find area of figure. Round to the nearest hundredth if necessary.
A. 576 ft2 B. 48 ft2 C. 1152 ft2 D. 96 ft2
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
Provide an appropriate response.Estimate the sum by rounding each number to the nearest hundred: 7372 + 4213 + 2960.
A. 14,400 B. 14,600 C. 14,500 D. 14,700
Find the trigonometric form of - 21 - 21i. ?
A. 
B. ?
C. ?
D. ?
E. ?