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27. Write p as the sum of two orthogonal vectors, one of which is the projection of p onto q. p = <-7, -6>; q = <4, 2> A. p = <-, -> + <-, -> B. p = <, -> + <-, -> C. p = <, > + <-, -> D. p = <, -> + <-, -> 28. A 525-pound piano is sitting on a loading dock with a 20° incline. What amount of force is required to keep the piano from rolling down the dock? A. 165.41 pounds B. 179.56 pounds C. 186.92 pounds D. 190.33 pounds 29. Which scenario requires the most work? A. lifting a 250-pound box 25 feet B. pulling a 750-pound statue 8 feet C. pushing a 2,100 car 3 feet D. lifting a 400-pound beam 16 feet 30. Mira is pushing a box along a level floor with a force of 130 pounds at an angle of 35°. How much work is done if she moves the box 18 feet? A. 1,683.25 foot-pounds B. 1,725.96 foot-pounds C. 1,812.44 foot-pounds D. 1,916.82 foot-pounds

          27. Write p as the sum of two orthogonal vectors, one of which is the projection of p onto q.
p = <-7, -6>; q = <4, 2>
A. p = <-, -> + <-, ->
B. p = <, -> + <-, ->
C. p = <, > + <-, ->
D. p = <, -> + <-, ->
28. A 525-pound piano is sitting on a loading dock with a 20° incline. What amount of force is required to keep the piano from rolling down the dock?
A. 165.41 pounds
B. 179.56 pounds
C. 186.92 pounds
D. 190.33 pounds
29. Which scenario requires the most work?
A. lifting a 250-pound box 25 feet
B. pulling a 750-pound statue 8 feet
C. pushing a 2,100 car 3 feet
D. lifting a 400-pound beam 16 feet
30. Mira is pushing a box along a level floor with a force of 130 pounds at an angle of 35°. How much work is done if she moves the box 18 feet?
A. 1,683.25 foot-pounds
B. 1,725.96 foot-pounds
C. 1,812.44 foot-pounds
D. 1,916.82 foot-pounds

27. Write p as the sum of two orthogonal vectors, one of which is the projection of p onto q.
p = <-7, -6>; q = <4, 2>
A. p = <-, -> + <-, ->
B. p = <, -> + <-, ->
C. p = <, > + <-, ->
D. p = <, -> + <-, ->
28. A 525-pound piano is sitting on a loading dock with a 20° incline. What amount of force is required to keep the piano from rolling down the dock?
A. 165.41 pounds
B. 179.56 pounds
C. 186.92 pounds
D. 190.33 pounds
29. Which scenario requires the most work?
A. lifting a 250-pound box 25 feet
B. pulling a 750-pound statue 8 feet
C. pushing a 2,100 car 3 feet
D. lifting a 400-pound beam 16 feet
30. Mira is pushing a box along a level floor with a force of 130 pounds at an angle of 35°. How much work is done if she moves the box 18 feet?
A. 1,683.25 foot-pounds
B. 1,725.96 foot-pounds
C. 1,812.44 foot-pounds
D. 1,916.82 foot-pounds

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