Divide a measurement of 12.38m by a measurement of 2.5s and round appropriately.
A. 5.0
B. 5.0m/s
C. 4.9m/s
D. 4.952m/s
Answer: B
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When directed distance is increasing, what can be said about velocity?
A. Velocity is positive. B. Velocity is negative. C. Velocity is 0. D. Velocity is increasing.
A man pulls a sled horizontally by exerting 32lb on the rope that's tied to its front end. If the rope makes an angle of 45° with horizontal, find the work done in moving the sled 55 ft.
What will be an ideal response?
Solve the problem.A repair company's charge for repairing a certain type of copy machine fits the model where y is the number of dollars charged and x is the number of minutes the repair person is on the job. How many minutes would it take for the cost of repair to reach $120? (Round to the nearest minute.)
A. 187 min B. 12 min C. 271 min D. 118 min
Use a graphing utility to find or approximate solutions to the equation. If necessary, round your answers to three decimal places.x2 + 5x = -3
A. -0.697, -4.303 B. 4.303, 0.697 C. 0.541, -5.541 D. -3.197, -3.197