Solve the problem.Find the magnitude of the torque in foot-pounds at point P for the following lever:
= 10 in. and 
= 20 lb
A. 12.68 ft-lb
B. 200 ft-lb
C. 7.04 ft-lb
D. 15.11 ft-lb
Answer: C
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Refer to the figure and provide an appropriate name for the indicated angles. 
?2 and ?1
A. Complementary Angles B. Alternate exterior angles C. Alternate interior angles D. Supplementary angles
Use a calculator to approximate to three decimal places.
A. 0.013 B. 1.300 C. 0.13 D. 0.001
Solve the problem.A retail store had monthly sales of $89,800 and spent 12% of it on freight costs. How much was spent on freight costs?
A. $748,333 B. $74,833 C. $10,776 D. $107,760
Solve the problem.The graphs below represent the supply and demand for a product at various prices per unit. How many units should be produced so that supply equals demand?
A. 28.6 units B. 2250 units C. 2255 units D. 42,900 units