Solve the problem.What is the minimum force required to prevent a ball weighing 17.1 lb from rolling down a ramp which is inclined 15.6° with the horizontal?
A. 16.5 lb
B. 8.3 lb
C. 4.6 lb
D. 2.3 lb
Answer: C
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Determine whether the following is a proportion.
= 
A. Yes B. No
Solve the problem.A furniture manufacturer decides to make a new line of desks. The table shows the profit, in thousands of dollars, for various levels of production.
Find a quadratic function to model the data, and use the model to predict the profit if 450 chairs are made.
A. Almost $44,000 B. Almost $42,000 C. Just under $45,000 D. Just over $40,000
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = (x - 7)3 + 2
A. 
B. 
C. 
D. 
Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20 B. 100 C. 10 D. 500