Provide an appropriate response.A 
ladder is placed against a wall. If the top of the ladder is sliding down the wall at 3 feet per second, at what rate is the bottom of the ladder moving away from the wall when the bottom of the ladder is 9 feet away from the wall?
A. 4.9 ft/sec
B. 5.4 ft/sec
C. 8.1 ft/sec
D. -8.1 ft/sec
Answer: C
Mathematics
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Graph on a plane.y < -1
A. 
B. 
C. 
D. 
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The bar graph below shows the number of students by major in the College of Arts and Sciences. Answer the question.
The science department spends about $400 on equipment for each student majoring in science. How much should the science department budget for equipment?
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