The histogram shows the scores of each participant in a game from a total of 100 participants. Use the histogram to answer the question. 
How many more participants scored 40-59 than 20-39?
A. 9 participants
B. 22 participants
C. 10 participants
D. 13 participants
Answer: D
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Provide an appropriate response.The figure shows the graphs of the cost and revenue functions for a company that manufactures and sells flat-screen TVs. Use the formulas shown to find R(300) - C(300). Describe what this means for the company.
A. -12,000; When the company produces and sells 300 flat-screen TVs, the loss is $12,000. B. 12,000; When the company produces and sells 300 flat-screen TVs, the profit is $12,000. C. 15,000; When the company produces and sells 300 flat-screen TVs, the profit is $15,000. D. -0; When the company produces and sells 300 flat-screen TVs, the loss is $0.
Find the limit.
2 sin 
A. 2 B. -2 C. 0 D. 4
Solve the linear inequality. Express the solution in set-builder notation.-9x + 9 > -10x + 11
A. {x|x < 2} B. {x|x < 20} C. {x|x > 20} D. {x|x > 2}
Provide an appropriate response.A projectile is launched from the ground with an initial velocity of v0 feet per second at an angle of ?° above the horizontal. Write parametric equations in terms of v0 and ? that model the flight of the projectile. Explain how you would use these equations, for given values of v0 and ?, to determine the horizontal distance traveled by the projectile.
What will be an ideal response?