Solve the problem.A moving firm charges a flat fee of $30 plus $25 per hour. Find the cost C(x) of using the moving firm for x hours.
A. C(x) = 25x - 30
B. C(x) = 30x - 25
C. C(x) = 25x + 30
D. C(x) = 30x + 25
Answer: C
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Solve the problem.Mrs. White wants to crochet hats and afghans for a church fundraising bazaar. She needs 8 hours to make a hat and 2 hours to make an afghan, and she has no more than 58 hours available. She has material for no more than 14 items and no more than 10 afghans. The bazaar will sell the hats for $23 each and the afghans for $5 each. How many of each should she make to maximize the income for the bazaar? What is the maximum income?
A. 7 hats, 7 afghans; $196 B. 10 hats, 4 afghans; $250 C. 9 hats, 5 afghans; $232 D. 5 hats, 9 afghans; $160
Factor completely. State that the polynomial is prime if it cannot be factored.18x3 - 78x2 - 60x
A. 6x(3x + 2)(x - 5) B. 6(3x - 2)(x + 5) C. x(3x + 2)(6x - 30) D. (x2 - 5)(18x + 12)
Solve the problem.A flagpole is perpendicular to the horizontal but is on a slope that rises 10° from the horizontal. The pole casts a 43-foot shadow down the slope and angle of elevation of the sun measured from the slope is 36°. How tall is the pole? Round your answer to the nearest 0.1 foot.
A. 36.4 ft B. 36.2 ft C. 35.4 ft D. 33.5 ft
Use the square root property to solve the quadratic equation.(2m - 5)2 = 81
A. 14, -4 B. 4, -14 C. 2, -7 D. 7, -2