Find the percent using a proportion. Round your answer to the nearest tenth if necessary.93.5 feet is what percent of 5 feet?

A. 1870%
B. 18,700%
C. 0.5%
D. 5.3%

Answer: A

Mathematics

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Find the exact function value.tan-1 (1)

A.
B. 1
C.
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Complete the table.  Object  Millimeters   (mm)  Centimeters  (cm)  Meters  (m)Thickness of book  72  ?

A.

  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
Thickness of book  72  0.72  0.072 

B.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
 Thickness of book  72  0.72  0.0072 

C.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
Thickness of book  72  720  72,000

D.
  Object  Millimeters 
  (mm)		  Centimeters
  (cm)		  Meters
  (m)
 Thickness of book  72  7.2   0.072 

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Mathematics

Solve the problem.Consider the quadratic model h(t) = -16t2 + 40t + 50 for the height (in feet), h, of an object t seconds after the object has been projected straight up into the air. Find the maximum height attained by the object. How much time does it take to fall back to the ground? Assume that it takes the same time for going up and coming down.

A. maximum height = 75 ft; time to reach ground = 1.25 seconds B. maximum height = 50 ft; time to reach ground = 1.25 seconds C. maximum height = 50 ft; time to reach ground = 2.5 seconds D. maximum height = 75 ft; time to reach ground = 2.5 seconds

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Solve the problem.A company had 34 employees last year and 23 employees this year. Find the percent decrease in the number of employees. Round to the nearest tenth of a percent, if necessary.

A. 47.8% B. 67.6% C. 52.2% D. 32.4%

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Mathematics