Solve the problem. Round to the nearest tenth if necessary.A 28-ft-tall ladder is placed so that it reaches 15 ft up on the wall of a house. How far is the base of the ladder from the wall of the house?
A. 559 ft
B. 1009 ft
C. 31.8 ft
D. 23.6 ft
Answer: D
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A box with a square base, x feet by x feet, and no lid is to have a volume of 33 cubic feet. We can calculate both the height h, in feet, and the amount C, in square feet, of cardboard needed to make the box from the length x:
?
A: Find the value of x for the box using the minimum amount of cardboard. B: What is the height of the box you found in part A?C: How much cardboard is used for the box you found in part A?
?
(Round your answers to two decimal places.)
What will be an ideal response?
Solve the problem.The matching section of an exam has 5 questions and 8 possible answers. In how many different ways can a student answer the 5 questions, if none of the answer choices can be repeated?
A. 336 B. 56 C. 672 D. 6720
Solve the problem.The polynomial 
gives the predicted sales volume of a company, in millions of items, where x is the number of years from now. What are the predicted sales 7 years from now?
A. 14.36 million B. 17.13 million C. 33.79 million D. 18.23 million
Solve the problem.Rental on a car is $110 plus $0.03 per mile. If x represents the number of miles driven and f(x) represents the total cost to rent the car, a linear function that models the situation is 
Find the value of x if 
Interpret your answer in the context of this problem.
A. 116; It costs $116 to drive the rental car 188 miles. B. 2600; It costs $188 to drive the rental car 2600 miles. C. 116; It costs $188 to drive the rental car 116 miles. D. 2600; It costs $2600 to drive the rental car 188 miles.