Online Self-Tests(A12)

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  1. A turbine can generate 456 kilowatts an hour. A wind blower can generate 82% less than that. How much does the wind blower generate in six hours?

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  (1 point)

  Answer:

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  kilowatts

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  2. Find the value of x.

  
  

  x	–	1	=	3
  8		4		8

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  (1 point)

  
  

  Answer:

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  3. A snack bar has 130 calories. If a burger has 300% more calories, how many calories does it have?

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  (1 point)

  
  
  

  Answer:

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  cal.

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  4. Find the value of x.

  
  

  1	+	x	=	7
  2		8		8

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  (1 point)

  
  

  Answer:

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  5. Solve the equation.

  
  

  x

  –

  7

  =

  1

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  (1 point)

  
  

  Answer:

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  6. If x+ 2 = 5 and y= 2, find the value of x× y.

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  (1 point)

  
  

  Answer:

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